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โข QRAKEN achieves strict F1 scores of 0.643 with GPT-4.1 mini and 0.652 with GPT-5.4 on the CK25 benchmark, delivering relative gains of 30% and 32% over the strongest recomputed participant.
arXiv NLP ยท Knowledge Graphs
Foresight-over-Graph: Reasoning Beyond Local Horizons for Knowledge Base Question Answering
โข Foresight-over-Graph achieves state-of-the-art performance on knowledge base question answering benchmarks, improving Hit on the CWQ dataset by 16.58% while reducing language model calls and token usage.
arXiv NLP ยท Knowledge Graphs
MAWARITH: A Dataset and Benchmark for Legal Inheritance Reasoning with LLMs
โข MAWARITH is a new dataset containing 12,500 Arabic legal inheritance cases, designed to train and evaluate LLMs on complex, multi-step reasoning for Islamic inheritance law. โข The dataset supports the full reasoning chain, including identifying heirs, applying rules, and calculating exact shares, offering step-by-step solutions and justifications.
arXiv NLP ยท Knowledge Graphs
Language as a Wave Phenomenon: Semantic Phase Locking and Interference in Neural Networks
โข The PRISM model, a complex-valued encoder, demonstrates that semantic relationships correlate with phase structure, with synonym pairs showing significantly higher phase coherence (R=0.198) than random pairs (R=0.072).
arXiv NLP ยท Knowledge Graphs
โข The Geometric Mixture-of-Experts (GeoMoE) framework fuses node representations across diverse Riemannian spaces using Ollivier-Ricci Curvature (ORC) to model complex graph topologies. โข GeoMoE employs a graph-aware gating network with node-specific weights, regularized by a curvature-guided alignment loss for interpretable and geometry-consistent routing.
arXiv AI ยท Knowledge Graphs
JFTA-Bench: Evaluate LLM's Ability of Tracking and Analyzing Malfunctions Using Fault Trees
โข The JFTA-Bench benchmark, containing 3130 entries and averaging 40.75 turns per entry, evaluates LLMs on malfunction localization using fault trees in multi-turn dialogues. โข A novel textual representation of fault trees is proposed to enable direct processing by LLMs, aiding in malfunction tracking and analysis.
arXiv AI ยท Knowledge Graphs
6 stories
BMFM-RNA: whole-cell expression decoding improves transcriptomic foundation models
โข Whole-cell expression decoding (WCED) outperforms masked language modeling (MLM) in transcriptomic foundation models for downstream tasks, despite higher training reconstruction error. โข WCED reconstructs the entire gene vocabulary from a single CLS token embedding, enabling improved cell representations by creating a maximally informative bottleneck.
arXiv AI ยท Knowledge Graphs
โข A multi-view selector increases direct pair recall from 53.74% to 76.98% at 72,660 candidate edges, yet cluster recall only rises marginally from 32.54% to 33.33%. โข The evaluation on a GLEIF sample of 3,633 names and 2,880 source identities shows that 202 out of 208 newly retrieved silver-positive pairs fall below the decision threshold.
arXiv AI ยท Knowledge Graphs
Aligning Multimodal Patient Evidence with Biomedical Knowledge Graphs for Clinical LLMs
โข The MM-KG framework explicitly links multimodal patient observations with biomedical knowledge graphs using route-prioritized alignment, yielding drug-controlled AUROC interaction improvements of +0.194 on MIMIC-IV and +0.299 on ADNI datasets.
arXiv NLP ยท Knowledge Graphs
Wikidata Search Traces: A Dataset for Training Knowledge Graph Search Agents
โข Language model agents improve knowledge graph search accuracy by utilizing a recursive language model harness that batches graph calls and manages retrieved evidence in persistent Python state rather than direct tool calling. โข The researchers construct multi-hop questions on a frozen Wikidata snapshot and release 10,235 solving traces alongside the harness to train graph search agents.
arXiv NLP ยท Knowledge Graphs
Curriculum Brain: Constructing Curriculum Knowledge Graphs as a Substrate for Cognitive Diagnosis
โข Curriculum Brain automates the construction of curriculum knowledge graphs by pairing a version-controlled knowledge base with an agentic pipeline of eleven single-responsibility agents. โข The system processes official curriculum documents and textbooks to generate and validate concept-skill mappings, achieving a 91.5% resolution rate without human escalation in later pipeline configurations.
arXiv AI ยท Knowledge Graphs
EgoSelf: From Memory to Personalized Egocentric Assistant
โข EgoSelf introduces a graph-based interaction memory that captures temporal and semantic relationships from past observations to construct user-specific profiles for personalized egocentric assistants.
arXiv AI ยท Knowledge Graphs
Why Better Cross-Lingual Alignment Fails for Better Cross-Lingual Transfer: Case of Encoders
โข Explicit cross-lingual alignment techniques fail to improve token-level downstream performance because alignment and downstream task objectives are largely orthogonal. โข Analysis of four XLM-R encoder models shows embedding distances are unreliable predictors of task performance improvements, and alignment and task gradients often conflict.
arXiv NLP ยท Knowledge Graphs
Meta-Reinforcement Learning with Self-Reflection for Agentic Search
โข Meta-Reinforcement Learning with Self-Reflection (MR-Search) trains agents to adapt search strategies across episodes by generating explicit self-reflections. โข This approach improves in-context exploration at test-time by leveraging self-reflections as additional context for subsequent search attempts.
arXiv NLP ยท Knowledge Graphs
8 stories
Enrich-on-Graph: Query-Graph Alignment for Complex Reasoning with LLM Enriching
โข Enrich-on-Graph (EoG) framework achieves state-of-the-art performance on knowledge graph question answering benchmarks by leveraging large language models to enrich knowledge graphs and bridge the semantic gap with unstructured queries.
arXiv NLP ยท Knowledge Graphs
Continual Graph Memory for Mathematical Research Agents
โข Ansatz successfully closes all ten tasks in the First Proof Second Batch benchmark by utilizing a Continual Graph Memory system to organize long-horizon mathematical proof searches. โข The system employs a unified graph architecture alongside an evidence-sensitive curator to manage intermediate facts, plans, and counterexamples across parallel agent explorations.
arXiv AI ยท Knowledge Graphs
โข The Hop-Decayed Influence attack achieves an 88 to 94 percent success rate across HotpotQA and 2WikiMultiHopQA benchmarks while corrupting only 0.016 percent of auxiliary structures in Microsoft GraphRAG and HippoRAG2 architectures.
arXiv AI ยท Knowledge Graphs
โข Asterism extracts observations from hundreds of papers as concept-relation triples and unifies those concepts within a hierarchical ontology. โข A field deployment with ten researchers demonstrates that users curate an evidence graph and aggregate observations at various levels of granularity to form theories aligned with their preferences.
arXiv NLP ยท Knowledge Graphs
Improving Scientific Document Retrieval with Academic Concept Index
โข An academic concept index, organized by taxonomy, is introduced to address limitations in general-domain retriever adaptation for scientific documents. โข The academic concept index enhances query generation via CCQGen for broader concept coverage and context augmentation with CCExpand for concept-focused snippets.
arXiv AI ยท Knowledge Graphs
ComplianceNLP: Knowledge-Graph-Augmented RAG for Multi-Framework Regulatory Gap Detection
โข ComplianceNLP, a new system integrating a knowledge-graph-augmented RAG pipeline and multi-task obligation extraction, achieves 87.7 F1 on regulatory gap detection, outperforming GPT-4o+RAG by 3.5 F1. โข The system processes 9,847 regulatory updates over four months, demonstrating 96.0% estimated recall and 90.7% precision while increasing analyst efficiency by 3.1x.
arXiv NLP ยท Knowledge Graphs
DeFAb: A Verifiable Benchmark for Defeasible Abduction in Foundation Models
โข The DeFAb benchmark, converting knowledge bases into formally grounded instances for defeasible abduction, generates over 372,648 instances from 18 sources, with rule-based solvers achieving 100% accuracy while frontier language models reach a maximum of 65%.
arXiv AI ยท Knowledge Graphs
โข Relational semantics emerge in autoregressive LLMs with sufficient logic-bearing supervision, even in shallow 2-3 layer models, as demonstrated by a controlled Knowledge Graph-based synthetic framework. โข Successful generalization to unseen entities in relational tasks aligns with stable intermediate-layer signals within the LLMs.
arXiv NLP ยท Knowledge Graphs
8 stories
TRN-R1-Zero: Text-rich Network Reasoning via LLMs with Reinforcement Learning Only
โข TRN-R1-Zero is a post-training framework for text-rich network (TRN) reasoning that is trained solely via reinforcement learning, directly optimizing base LLMs with a Neighbour-aware Group Relative Policy Optimisation objective.
arXiv NLP ยท Knowledge Graphs
M$^3$KG-RAG: Multi-hop Multimodal Knowledge Graph-enhanced Retrieval-Augmented Generation
โข M$^3$KG-RAG enhances multimodal retrieval-augmented generation by constructing a multi-hop multimodal knowledge graph (M$^3$KG) and implementing GRASP for precise entity grounding and selective pruning.
arXiv NLP ยท Knowledge Graphs
Let Them Steal: Trapping Large Language Model Extraction Attacks with Knowledge Honeypot
โข Knowledge Trap, a new defense for large language models, redirects extraction attacks towards low-transferability knowledge using a Honeypot Knowledge Graph and breadcrumb-guided exploration. โข Experiments in medical and financial domains demonstrate that Knowledge Trap reduces surrogate agreement by an average of 6.2% without degrading legitimate-user accuracy.
arXiv AI ยท Knowledge Graphs
โข XMedFusion, a modular AI framework, enhances autonomous medical systems by decomposing visual information into functional components including a visual perception agent, a knowledge graph construction agent, and a retrieval-guided drafting process.
arXiv AI ยท Knowledge Graphs
4 stories
Knowledge-Based Zero-Replay Debugging of Multi-Agent LLM Traces
โข A new knowledge-based approach frames multi-agent LLM trace debugging as a decision-support problem, compiling traces into structured event knowledge graphs. โข The BranchPoint-Latent predictor, calibrated against a replay oracle on 37 trace families, improves per-trace localization (Branch Recall@5) from 0.73 to 0.93 at zero replay cost.
arXiv AI ยท Knowledge Graphs
Knowledge-Guided Manipulation Using Multi-Task Reinforcement Learning
โข The Knowledge Graph based Massively Multi-task Model-based Policy Optimization (KG-M3PO) framework unifies perception, knowledge, and policy for robotic manipulation in partially observable settings by augmenting vision with an online 3D scene graph.
arXiv AI ยท Knowledge Graphs
GLiNER-Relex: A Unified Framework for Joint Named Entity Recognition and Relation Extraction
โข GLiNER-Relex introduces a unified architecture that extends the GLiNER framework to perform both named entity recognition (NER) and relation extraction (RE) within a single model. โข The model leverages a shared bidirectional transformer encoder and enables zero-shot extraction of arbitrary entity and relation types specified at inference time.
arXiv NLP ยท Knowledge Graphs
โข Frontier LLMs exhibit a 'Provenance Gap,' fabricating citations, with the best model achieving only 15.3% relevant PubMed identifiers even when prompted. โข The HEG-TKG system, built from 4,512 PubMed records and curated sources, achieves 100% evidence verifiability with 203 inline citations for rare disease reasoning, matching baseline clinical feature coverage.
arXiv NLP ยท Knowledge Graphs
4 stories
LLM-Assisted Discovery of Typed Semantic Links for Ontology Network Construction
โข An automated framework for ontology network construction combines domain-adapted DistilBERT embeddings, clustering-based pre-filtering, and GPT-4o-driven relationship generation to reduce 800,000 raw concept pairs to 95,000 high-quality candidates across 33 ontologies in ReproduceMeON.
arXiv NLP ยท Knowledge Graphs
Ontology-Grounded, Reasoner-Verified Benchmarks for Evaluating LLM Reasoning in Scientific AI
โข A novel automated pipeline generates ontology-grounded multiple-choice question benchmarks from OWL 2 ontologies to evaluate logical reasoning in scientific AI applications. โข The method produces formally verified distractors by perturbing class definition axioms and using an OWL reasoner to check entailment across datasets including 112 Pizza, 2491 PMDco, and 15216 DOID questions.
arXiv AI ยท Knowledge Graphs
โข CoDHy introduces an interactive AI co-scientist system that generates biomarker-guided drug combination hypotheses for oncology applications. โข The system builds task-specific knowledge graphs from curated databases and biomedical literature, integrating graph embeddings with agent-based reasoning to validate and rank drug combinations.
arXiv NLP ยท Knowledge Graphs
Build2SPARQL: A Large-Scale Text-to-SPARQL Benchmark Dataset for Building Knowledge Graph Querying
โข Build2SPARQL provides 6,136 executable SPARQL queries and 30,680 natural-language questions derived from 201 building knowledge graphs using ontologies like Brick and ASHRAE 223P.
arXiv AI ยท Knowledge Graphs
Protecting De-identified Documents from Search-based Linkage Attacks
โข A novel method protects de-identified documents from search-based linkage attacks by identifying and rewriting N-grams present in fewer than k documents. โข The approach employs an inverted index for efficient N-gram analysis followed by an LLM-based rewriter to reformulate sensitive spans.
arXiv NLP ยท Knowledge Graphs
ESIA: An Energy-Based Spatiotemporal Interaction-Aware Framework for Pedestrian Intention Prediction
โข The ESIA (Energy-based Spatiotemporal Interaction-Aware framework) proposes a novel Conditional Random Field (CRF)-based paradigm for pedestrian intention prediction, treating pedestrians and the environment as spatiotemporal nodes in a unified graph.
arXiv AI ยท Knowledge Graphs
โข The Multi-Agent Knowledge Analysis (MAKA) architecture separates intent routing, quantitative analysis, knowledge retrieval, and verification to support risk-aware human-AI decision-making in manufacturing.
arXiv AI ยท Knowledge Graphs
TusoAI: Agentic Optimization for Scientific Methods
โข TusoAI, an agentic AI system, autonomously develops and optimizes computational methods for scientific tasks by integrating domain knowledge into a knowledge tree and performing iterative, domain-specific optimization.
arXiv AI ยท Knowledge Graphs
8 stories
GraphCert: Bootstrap Agentic Graph Reasoning with Certified Evidence Rubrics
โข GraphCert outperforms significantly larger LLM agents and existing post-training methods across five distinct graph reasoning domains in GRBENCH. โข The method utilizes a Bootstrapped Graph Quizzer guided by generation controls to produce graph-grounded QA pairs, which undergo execution certification and semantic curation to form certified evidence rubrics.
arXiv AI ยท Knowledge Graphs
โข Researchers introduce the Concept Lifecycle Model and Concept-Grounded Attention to integrate graph-grounded, temporally versioned entities with explicit provenance into transformer computations. โข Evaluations on MuSiQue and HotpotQA demonstrate that explicit temporal representation improves answer accuracy by 13 to 25 points across generators up to 122B parameters.
arXiv AI ยท Knowledge Graphs
โข A new Semantic Web-based framework consolidates fragmented evidence for Fundamental Rights Impact Assessments under Article 27 of the EU AI Act into a SPARQL-queryable knowledge graph of 1,351 RDF triples.
arXiv AI ยท Knowledge Graphs
โข The paper proposes Riemannian Foundation Models (RFMs) as a new paradigm for graph intelligence, leveraging Riemannian geometry to overcome limitations of current Graph Neural Networks (GNNs) and Large Language Models (LLMs) in capturing complex graph structures.
arXiv AI ยท Knowledge Graphs
โข Chain of Retrieval (COR) is a new iterative framework for full-paper retrieval that decomposes query papers into aspect-specific views and iteratively expands search results. โข COR aggregates retrieval results in a post-order manner, recursively merging descendant query nodes with their parent nodes to capture hierarchical relations.
arXiv NLP ยท Knowledge Graphs
Rule-State Inference (RSI): A Bayesian Framework for Compliance Monitoring in Rule-Governed Domains
โข Rule-State Inference (RSI) is a Bayesian framework that models compliance monitoring by inferring latent rule activation, compliance rates, and parametric drift from partial observations. โข RSI achieves a 600x speedup in adapting to regulatory changes compared to full model retraining, absorbing updates in under 1ms.
arXiv AI ยท Knowledge Graphs
Machine Translation in the Wild: User Reaction to Xiaohongshu's Built-In Translation Feature
โข Xiaohongshu's built-in translation feature, launched in January 2025, receives generally positive user reactions, with notable appreciation for translating posts and comments. โข User testing of the translation function extends beyond standard text to include diverse inputs like internet slang, abbreviations, emoji, kaomoji, and coded texts.
arXiv NLP ยท Knowledge Graphs
7 stories
โข GeoOutageBench integrates visual, textual, and structured data from power outage records, remote sensing, weather observations, and domain ontologies to evaluate large language model performance on geospatiotemporal knowledge graph question answering.
arXiv AI ยท Knowledge Graphs
Neural Structural Reasoner: A Brain-inspired Architecture for Reasoning over Structured Knowledge
โข Neural Structural Reasoner preserves relational structure directly in the connectivity and dynamics of coupled neuronal populations to perform link prediction on knowledge graphs. โข The architecture implements biological mechanisms including multi-layered encoding, stable representations, and path integration to parallelize computation over candidate relational structures.
arXiv AI ยท Knowledge Graphs
ImbalancE: Inference-Time Latent Search Against Degree Imbalance in Link Prediction
โข Link prediction errors in Knowledge Graph Embedding models strongly correlate with the degree imbalance between anchor and target entities in test triples. โข The proposed ImbalancE method utilizes an inference-time latent search optimization technique to explore the embedding space and blend out-of-band information at evaluation time.
arXiv AI ยท Knowledge Graphs
Triples and Knowledge-Infused Embeddings for Clustering and Classification of Scientific Documents
โข Abstract-only inputs achieve the strongest and most stable classification performance on a filtered arXiv corpus, reaching 0.923 accuracy and 0.923 macro-F1 across a five-seed benchmark (seeds 40-44).
arXiv NLP ยท Knowledge Graphs
โข A dynamic framework using multimodal data analytics, a hierarchical knowledge graph with adaptive edge weighting, and heterogeneous graph attention combined with temporal sequence modeling predicts learning behavior and identifies at-risk students in advanced mathematics.
arXiv AI ยท Knowledge Graphs
โข SceneDiver, a method for vision-language decision making, generates focus plans by first building a scene graph for comprehension and then iteratively decomposing tasks through recognition, understanding, and analysis.
arXiv AI ยท Knowledge Graphs
An LLM-Based System for Argument Reconstruction
โข A novel LLM-based system reconstructs arguments from natural language text into abstract argument graphs with premises, conclusions, and support/attack/undercut relations. โข The system's performance is evaluated through manual analysis on a textbook dataset and quantitative comparison on benchmark datasets, demonstrating adequate recovery of argumentative structure.
arXiv NLP ยท Knowledge Graphs
7 stories
APOLO: Automatic Prompt Optimization for Ontology Learning
โข APOLO introduces an automatic prompt optimization framework for ontology learning using large language models, validated on the biomedical DOID and plant PO ontologies. โข The methodology utilizes a multi-agent system to generate text-ontology training pairs and employs GEPA, a greedy evolutionary prompt optimizer built on DSPy, to train greedy and autoregressive learner architectures.
arXiv AI ยท Knowledge Graphs
5W1H+Which: Context-Valid Semantic Indexing with Progressive Ontology Binding
โข Researchers introduce 5W1H+Which, a semantic indexing framework that decouples source-grounded content extraction from versioned ontology binding to preserve query flexibility and support formal reasoning.
arXiv NLP ยท Knowledge Graphs
Scalable GNN-based Knowledge Graph Representation Learning with Efficient Message Passing
โข Researchers introduce an extended Relational Sparse Matrix Multiplication framework that supports expressive composition functions such as 2x2 block-diagonal matrix multiplication, Givens rotation, and circular correlation for knowledge graph representation learning.
arXiv AI ยท Knowledge Graphs
LLM-Guided Ontology-Driven Knowledge Graph Construction from Unstructured Text
โข Schema-guided prompting significantly improves entity and relation extraction quality when building ontology-driven knowledge graphs from a private corpus of 80 power-grid incident reports.
arXiv NLP ยท Knowledge Graphs
โข The Eolas pipeline uses large language models to automatically transform scientific documents into knowledge graphs aligned with a specified ontology, significantly reducing extraction time from 30-90 minutes to a few minutes.
arXiv AI ยท Knowledge Graphs
Knowledge Graph-Enhanced Zero-Shot Topic Classification: A Multi-Strategy Comparative Study
โข A zero-shot multi-label topic classification framework augmented with per-article knowledge graphs is proposed and evaluated across fifteen LLMs and eight multi-label datasets. โข Keyword-enhanced classification emerges as the top-performing base method, with six LLMs outperforming a sentence-encoder baseline without graph augmentation.
arXiv NLP ยท Knowledge Graphs
LLM-Assisted Ontology Engineering and Construction of a French Legal Knowledge Graph
โข A two-stage LLM-assisted workflow is presented for constructing a French legal knowledge graph from maintenance regulations using GPT-4.1 and mistral-large-2512. โข The methodology involves open extraction of entities and triples, label normalization via embedding-based fusion, and induction of candidate object properties, followed by closed extraction guided by the resulting ontology.
arXiv AI ยท Knowledge Graphs
Initial Evaluation of Potential Bias in Coverage of Humans in Wikidata
โข Women account for 28.71% (CI +/-0.04) of all humans in Wikidata with a stated gender. โข Western Europe and North America represent approximately 53% of citizenship statements among humans in Wikidata. โข Rural birthplaces are observed in 2.48% of classified Wikidata entries, significantly lower than the 27.4% global baseline.
arXiv NLP ยท Knowledge Graphs
8 stories
FlyAOC: Evaluating Agentic Ontology Curation of Drosophila Scientific Knowledge Bases
โข FlyAOC evaluates AI agents on end-to-end ontology curation using a benchmark of 7,397 expert-curated annotations across 100 genes from FlyBase. โข Agents utilize a corpus of 16,898 papers along with ontology resources to search for evidence and recover structured annotations such as function terms and expression patterns.
arXiv NLP ยท Knowledge Graphs
Do LLMs Understand Context? A Knowledge Graph-Based Evaluation Framework
โข A novel knowledge graph-based evaluation framework called Semantic Structural Similarity for KGs (S3KG) achieves F1 gains of up to plus 7.6 points and an AUROC up to 0.973 across nine benchmarks. โข The framework combines structural and semantic signals into a single score and incorporates a diagnostic analysis system to categorize reasoning errors at the triplet level.
arXiv AI ยท Knowledge Graphs
HCOE: Hyperbolic Clinical Ontology Embeddings from Biomedical Language Models
โข Hyperbolic Clinical Ontology Embeddings map frozen BioBERT representations into a Poincare ball to explicitly preserve medical code hierarchies for biomedical language models. โข The approach combines parent-side and child-side ontology-guided contrastive learning with coarse-to-fine ontology-path aggregation using ICD, CCS, and ATC classification systems.
arXiv AI ยท Knowledge Graphs
MedMASLab: A Unified Orchestration Framework for Benchmarking Multimodal Medical Multi-Agent Systems
โข MedMASLab provides a unified framework and benchmarking platform for multimodal medical multi-agent systems, integrating 11 heterogeneous architectures across 24 medical modalities. โข The framework includes a standardized communication protocol, an automated clinical reasoning evaluator using LLMs for zero-shot semantic evaluation, and the most extensive benchmark to date covering 473 diseases.
arXiv AI ยท AI & Machine Learning
โข WeatherTGD employs a training-free, multi-agent framework that leverages Text Gradient Descent (TGD) for interpretable weather time series captioning. โข The system uses three specialized LLM agents (Statistical Analyst, Physics Interpreter, Meteorology Expert) whose textual gradients are fused by a Consensus-Aware Gradient Fusion mechanism.
arXiv NLP ยท AI & Machine Learning
Gender Dynamics and Homophily in a Social Network of LLM Agents
โข A social media platform composed entirely of autonomous AI chatbots, with over 70,000 agents and 140 million posts over one year, reveals fluid gender performance among agents. โข Despite gender fluidity, agents exhibit strong homophily, consistently following others performing similar genders, driven by both social selection and social influence mechanisms.
arXiv AI ยท AI & Machine Learning
Do LLMs Understand Collaborative Signals? Diagnosis and Repair
โข Large Language Models (LLMs) can outperform traditional matrix factorization models in recommendation tasks when provided with collaborative user-item interaction data in a clear, easily digestible format.
arXiv NLP ยท AI & Machine Learning
7 stories
An Order-Sensitive Conflict Measure for Random Permutation Sets
โข A novel order-sensitive conflict measure is introduced for Random Permutation Sets (RPSs) to address uncertainty and order information in fusion tasks. โข The proposed measure analyzes conflicts from Dempster-Shafer Theory (DST) and Random Finite Set (RFS) perspectives, defining inconsistency as a graded, order-dependent concept.
arXiv AI ยท Knowledge Graphs
Multiperspectivity as a Resource for Narrative Similarity Prediction
โข An ensemble of 31 LLM personas, designed to capture multiperspectivity, achieves 0.705 accuracy in predicting narrative similarity on the SemEval-2026 Task 4 dataset. โข Ensemble accuracy improves with size, showing Condorcet Jury Theorem-like dynamics, with practitioner personas yielding larger gains despite lower individual performance due to less correlated errors.
arXiv NLP ยท Knowledge Graphs
Online Fair Division with Additional Information
โข In an online setting for fair division of indivisible goods, providing agents with normalization information (total values) enables algorithms to achieve stronger fairness guarantees than previously known.
arXiv AI ยท Knowledge Graphs
Your Absorbing Discrete Diffusion Secretly Models the Conditional Distributions of Clean Data
โข Discrete diffusion models with absorbing processes are shown to model the conditional distributions of clean data, offering a new analytical perspective. โข Reparameterized Absorbing Discrete Diffusion (RADD) is introduced as a time-independent model that simplifies training and accelerates sampling by caching computations.
arXiv NLP ยท Knowledge Graphs
4 stories
CommonGrid: The open source registry of the US power grid
โข CommonGrid provides a public, open-source registry that connects fragmented United States energy infrastructure data into a single queryable graph. โข The platform integrates diverse datasets including electric utilities, power plants over 1 MW, transmission lines from 69 kV to 765 kV, EV charging stations, and wholesale market pricing nodes.
Lobsters ยท Knowledge Graphs
โข A mixed-methods study analyzes over one million French-language news articles from January 2023 to June 2024, detecting interrogative stances and their functions. โข Questions are identified as sparse but systematic, primarily introducing or organizing issues, with answers usually found within the same article and often in the journalist's narrative voice.
arXiv NLP ยท Knowledge Graphs
Causal-Temporal Event Graphs: A Formal Model for Recursive Agent Execution Traces
โข Causal-temporal event graphs (CTEGs) are introduced as a formal model for fully resolved recursive agent execution records under single-parenthood causal semantics. โข CTEGs are rooted arborescences with strictly increasing timestamps along causal paths, formalizing direct event emissions and recursive subagent invocations.
arXiv AI ยท Knowledge Graphs
AutoGraphAD: Unsupervised network anomaly detection using Variational Graph Autoencoders
โข AutoGraphAD, a novel unsupervised anomaly detection system, utilizes a Heterogeneous Variational Graph Autoencoder trained with unsupervised and contrastive learning on network activity represented by connection and IP nodes.
arXiv AI ยท Knowledge Graphs
Prism: An Evolutionary Memory Substrate for Multi-Agent Open-Ended Discovery
โข Prism, an evolutionary memory substrate for multi-agent AI systems, unifies layered persistence, vector-augmented semantic memory, graph-structured relational memory, and multi-agent evolutionary search under a decision-theoretic framework.
arXiv AI ยท Knowledge Graphs
5 stories
Ontology-Mediated Neurosymbolic Constraint Acquisition from Multiple Stakeholders
โข An OWL configuration ontology mediates between neural constraint sources and downstream consumers to capture and formalize requirements from multiple stakeholders. โข The framework employs LLM assistants to elicit soft stakeholder preferences while utilizing description logic to identify unsatisfiability against hard hardware specifications.
arXiv AI ยท Knowledge Graphs
Clinical Knowledge Graphs for Chest X-Ray Device Reasoning
โข An uncertainty-aware clinical knowledge graph successfully represents device instances, tip estimates, and placement assessments for chest radiographs while preserving provenance and temporal links. โข The evaluation utilizes predictions from the complete RANZCR CLiP test archive containing 30,083 studies across 3,255 patients to materialize 914,632 evidence nodes and 884,549 typed relationships.
arXiv AI ยท Knowledge Graphs
CodeGraph: Open-Taxonomy Knowledge Graph for Source Code with Wikidata Grounding
โข CodeGraph integrates 158 million nodes and 1 billion typed edges across 14 programming languages by applying a code-specialized Large Language Model to the 167 million files of the Stack-Edu corpus. โข The pipeline grounds extracted semantic entities in Wikidata using a three-stage linking procedure consisting of a deterministic SPARQL stage, a Deep Research Agent, and a hierarchy-rollup stage.
arXiv NLP ยท Knowledge Graphs
ARGUS: Role-Aware Event Knowledge Graphs for U.S. Employment-Discrimination Complaints
โข ARGUS introduces a source-grounded pipeline that integrates a 5W1H-inspired schema, legal-domain models, and LLM-based structured generation to construct document-level Event Knowledge Graphs from U.S. employment-discrimination complaints on CourtListener.
arXiv NLP ยท Knowledge Graphs
HypeMed: Enhancing Medication Recommendations with Hypergraph-Based Patient Relationships
โข HypeMed introduces a hypergraph-based framework to unify intra-visit coherence modeling and inter-visit augmentation for medication recommendations. โข The MedRep module pre-trains clinical visit representations as hyperedges using knowledge-aware contrastive learning, creating a stable embedding space.
arXiv AI ยท Knowledge Graphs
Tarab: A Multi-Dialect Corpus of Arabic Lyrics and Poetry
โข The Tarab Corpus contains 2.56 million verses and over 13.5 million tokens, representing the largest open Arabic corpus of creative text spanning classical and contemporary works. โข The corpus is balanced between songs and poems, covering Classical Arabic, Modern Standard Arabic, and six regional varieties, with structured metadata for comparative analysis.
arXiv NLP ยท Knowledge Graphs
Prompt Architecture Determines Reasoning Quality: A Variable Isolation Study on the Car Wash Problem
โข The STAR (Situation-Task-Action-Result) reasoning framework improves LLM accuracy on the car wash problem from 0% to 85% by enforcing structured goal articulation. โข Adding user profile context via vector database retrieval increases accuracy by 10 percentage points, and RAG context adds another 5 percentage points, reaching 100% accuracy.
arXiv AI ยท Knowledge Graphs
Prompt Engineering for Scale Development in Generative Psychometrics
โข Adaptive prompting outperforms other strategies in generative psychometrics by reducing semantic redundancy and improving structural validity of LLM-generated personality assessment items. โข The AI-GENIE framework shows that adaptive prompting significantly increases the quality and size of item pools, with benefits scaling with LLM capability.
arXiv NLP ยท Knowledge Graphs
8 stories
UniDataAgent: An Ontology-Grounded Agent for Enterprise Question-to-Report Automation
โข UniDataAgent achieves 95.0% strict accuracy on real enterprise business questions using ontology grounding, significantly outperforming document RAG at 72.5%. โข The system separates semantic acquisition from online execution by utilizing an Ontology Acquisition and Validation stage alongside a Question-to-Report Execution stage across 27 enterprise tables.
arXiv NLP ยท Knowledge Graphs
Large Knowledge Model: From Papers to a Scientific Reasoning Landscape
โข Researchers introduce the Large Knowledge Model (LKM), a scientific infrastructure that transforms academic literature into a computationally accessible reasoning resource featuring source-grounded reasoning graphs.
arXiv NLP ยท Knowledge Graphs
The Path Matters: Evaluating Small Language Models Beyond Answer Accuracy in KGQA
โข Small language models differ substantially in answer accuracy and path fidelity across Kinship and MQuAKE-ST knowledge graph question answering benchmarks, where the two metrics sometimes favor different models.
arXiv NLP ยท Knowledge Graphs
OCCAM: Open-set Causal Concept explAnation and Ontology induction for black-box vision Models
โข OCCAM is a new framework for open-set causal concept explanation and ontology induction in vision models, designed to interpret decisions of deep image classifiers in black-box settings.
arXiv AI ยท Knowledge Graphs
CreativityBench: Evaluating Agent Creative Reasoning via Affordance-Based Tool Repurposing
โข CreativityBench is introduced as a benchmark for evaluating the creative reasoning of LLMs through affordance-based tool repurposing, featuring a knowledge base of 4K entities and 150K+ annotations, and 14K grounded tasks.
arXiv AI ยท Knowledge Graphs
Rule-based autocorrection of Piping and Instrumentation Diagrams (P&IDs) on graphs
โข A new rule-based method utilizes a graph representation of P&IDs, with 33 developed rules, to automate error detection and correction. โข The pyDEXPI Python package generates P&ID graphs from DEXPI-standard P&IDs, facilitating the application of these rules. โข A case study demonstrates the reliability and effectiveness of this rule-based autocorrection method for revising P&IDs.
arXiv AI ยท Knowledge Graphs
C$^2$-Cite: Contextual-Aware Citation Generation for Attributed Large Language Models
โข The C^2-Cite framework addresses limitations in attributed LLMs by enhancing contextual awareness of citation markers, improving the integration of retrieved knowledge. โข A contextual citation alignment mechanism encodes document contexts into citation symbol representations and aligns marker numbers using a citation router function.
arXiv NLP ยท Knowledge Graphs
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โข TCMaster integrates pharmacopoeias, prescriptions, molecular databases, and LLM-extracted micro-semantics into a Traditional Chinese Medicine knowledge graph with approximately 221K entities and 723K base edges, annotating edges with provenance-level confidence.
arXiv AI ยท Knowledge Graphs
Discovery-Driven Integration of Disjoint Tables via Text
โข LOKI, a novel architecture, discovers fine-grained row-sentence associations between disjoint tables by learning contextualized representations and employing a global table-text contrastive objective. โข LOKI outperforms state-of-the-art multi-modal data discovery approaches in integrating heterogeneous datasets and materializes typed integrated tables with 0.982 macro typed-pair precision.
arXiv NLP ยท Knowledge Graphs
ArticleMiner: Ontology-Guided Knowledge Graph Construction from Scientific Publications
โข The ArticleMiner framework constructs knowledge graphs from scientific publications by integrating evidence from multiple parsers and a language model, guided by domain-specific task modules.
arXiv AI ยท Knowledge Graphs
โข A proposed methodological framework reconfigures lexical-semantic relations to construct higher-level abstract semantic knowledge, enhancing Large Language Models' (LLMs) natural language inference (NLI) capabilities. โข This approach discovers and compensates for semantic knowledge gaps in LLMs, leading to over 10% accuracy improvement for some models, particularly in the non-entailment class.
arXiv NLP ยท Knowledge Graphs
DDGAD: Trajectory Dynamics for Diffusion-Based Graph Anomaly Detection
โข DDGAD, a diffusion-based graph anomaly detection framework, utilizes trajectory dynamics to differentiate normal and anomalous nodes by observing representation stability under diffusion regularization and reliability-aware neighborhood consensus.
arXiv AI ยท Knowledge Graphs
Skill-Conditioned Visual Geolocation for Vision-Language
โข GeoSkill, a new training-free framework, introduces an evolving Skill-Graph for visual geolocation, addressing limitations in structured reasoning and self-evolution seen in existing Vision-Language Models (VLMs).
arXiv AI ยท Knowledge Graphs
From Accuracy to Auditability: A Survey of Determinism in Financial AI Systems
โข Nondeterminism in financial AI systems, especially deep neural networks and Generative AI, arises from hardware and architectural factors, impacting reproducibility in areas like credit risk, fraud detection, and anti-money laundering.
arXiv AI ยท Knowledge Graphs
โข Memorization rate in LLMs scales log-linearly with model size, and memorized sequences exhibit compressibility and shared frequency/domain distribution patterns across different model families.
arXiv NLP ยท Knowledge Graphs
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