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111400 articles
AINeutralarXiv – CS AI · Apr 66/10
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Xpertbench: Expert Level Tasks with Rubrics-Based Evaluation

Researchers introduce XpertBench, a new benchmark for evaluating Large Language Models on expert-level professional tasks across domains like finance, healthcare, and legal services. Even top-performing LLMs achieve only ~66% success rates, revealing a significant 'expert-gap' in current AI systems' ability to handle complex professional work.

AIBearisharXiv – CS AI · Apr 66/10
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Do Audio-Visual Large Language Models Really See and Hear?

A new research study reveals that Audio-Visual Large Language Models (AVLLMs) exhibit a fundamental bias toward visual information over audio when the modalities conflict. The research shows that while these models encode rich audio semantics in intermediate layers, visual representations dominate during the final text generation phase, indicating limited effectiveness of current multimodal AI training approaches.

AIBearisharXiv – CS AI · Apr 66/10
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DeltaLogic: Minimal Premise Edits Reveal Belief-Revision Failures in Logical Reasoning Models

Researchers introduce DeltaLogic, a new benchmark that tests AI models' ability to revise their logical conclusions when presented with minimal changes to premises. The study reveals that language models like Qwen and Phi-4 struggle with belief revision even when they perform well on initial reasoning tasks, showing concerning inertia patterns where models fail to update conclusions when evidence changes.

AIBullisharXiv – CS AI · Apr 66/10
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LLM Reasoning with Process Rewards for Outcome-Guided Steps

Researchers introduce PROGRS, a new framework that improves mathematical reasoning in large language models by using process reward models while maintaining focus on outcome correctness. The approach addresses issues with current reinforcement learning methods that can reward fluent but incorrect reasoning steps.

AIBullisharXiv – CS AI · Apr 66/10
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Haiku to Opus in Just 10 bits: LLMs Unlock Massive Compression Gains

Researchers developed new compression techniques for LLM-generated text, achieving massive compression ratios through domain-adapted LoRA adapters and an interactive 'Question-Asking' protocol. The QA method uses binary questions to transfer knowledge between small and large models, achieving compression ratios of 0.0006-0.004 while recovering 23-72% of capability gaps.

AIBullisharXiv – CS AI · Apr 66/10
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OPRIDE: Offline Preference-based Reinforcement Learning via In-Dataset Exploration

Researchers have developed OPRIDE, a new algorithm for offline preference-based reinforcement learning that significantly improves query efficiency. The algorithm addresses key challenges of inefficient exploration and overoptimization through principled exploration strategies and discount scheduling mechanisms.

AINeutralarXiv – CS AI · Apr 66/10
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Beyond Message Passing: Toward Semantically Aligned Agent Communication

Researchers analyzed 18 agent communication protocols for LLM systems, finding they excel at transport and structure but lack semantic understanding capabilities. The study reveals current protocols push semantic responsibilities into prompts and application logic, creating hidden interoperability costs and technical debt.

AIBullisharXiv – CS AI · Apr 66/10
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A Survey on AI for 6G: Challenges and Opportunities

This survey paper examines AI's role in developing 6G wireless networks, covering key technologies like deep learning, reinforcement learning, and federated learning. The research addresses how AI will enable 6G's promise of high data rates and low latency for applications like smart cities and autonomous systems, while identifying challenges in scalability, security, and energy efficiency.

AIBullisharXiv – CS AI · Apr 66/10
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Improving MPI Error Detection and Repair with Large Language Models and Bug References

Researchers developed enhanced techniques using Few-Shot Learning, Chain-of-Thought reasoning, and Retrieval Augmented Generation to improve large language models' ability to detect and repair errors in MPI programs. The approach increased error detection accuracy from 44% to 77% compared to using ChatGPT directly, addressing challenges in maintaining high-performance computing applications used in machine learning frameworks.

🧠 ChatGPT
AIBullisharXiv – CS AI · Apr 66/10
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Do We Need Frontier Models to Verify Mathematical Proofs?

Research shows that smaller open-source AI models can match frontier models in mathematical proof verification when using specialized prompts, despite being up to 25% less consistent with general prompts. The study demonstrates that models like Qwen3.5-35B can achieve performance comparable to Gemini 3.1 Pro through LLM-guided prompt optimization, improving accuracy by up to 9.1%.

🧠 Gemini
AIBullisharXiv – CS AI · Apr 66/10
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Hierarchical, Interpretable, Label-Free Concept Bottleneck Model

Researchers have developed HIL-CBM, a new hierarchical interpretable AI model that enhances explainability by mimicking human cognitive processes across multiple semantic levels. The model outperforms existing Concept Bottleneck Models in classification accuracy while providing more interpretable explanations without requiring manual concept annotations.

AIBullisharXiv – CS AI · Apr 66/10
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Token-Efficient Multimodal Reasoning via Image Prompt Packaging

Researchers introduce Image Prompt Packaging (IPPg), a technique that embeds text directly into images to reduce multimodal AI inference costs by 35.8-91.0% while maintaining competitive accuracy. The method shows significant promise for cost optimization in large multimodal language models, though effectiveness varies by model and task type.

🧠 GPT-4🧠 Claude
AIBearisharXiv – CS AI · Apr 66/10
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High Volatility and Action Bias Distinguish LLMs from Humans in Group Coordination

Research comparing large language models (LLMs) to humans in group coordination tasks reveals that LLMs exhibit excessive volatility and switching behavior that impairs collective performance. Unlike humans who adapt and stabilize over time, LLMs fail to improve across repeated coordination games and don't benefit from richer feedback mechanisms.

AINeutralarXiv – CS AI · Apr 66/10
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GBQA: A Game Benchmark for Evaluating LLMs as Quality Assurance Engineers

Researchers introduced GBQA, a new benchmark with 30 games and 124 verified bugs to test whether large language models can autonomously discover software bugs. The best-performing model, Claude-4.6-Opus, only identified 48.39% of bugs, highlighting the significant challenges in autonomous bug detection.

🧠 Claude
AIBullisharXiv – CS AI · Apr 66/10
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Efficient3D: A Unified Framework for Adaptive and Debiased Token Reduction in 3D MLLMs

Researchers have developed Efficient3D, a framework that accelerates 3D Multimodal Large Language Models (MLLMs) while maintaining accuracy through adaptive token pruning. The system uses a Debiased Visual Token Importance Estimator and Adaptive Token Rebalancing to reduce computational overhead without sacrificing performance, showing +2.57% CIDEr improvement on benchmarks.

AINeutralarXiv – CS AI · Apr 66/10
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DocShield: Towards AI Document Safety via Evidence-Grounded Agentic Reasoning

Researchers introduce DocShield, a new AI framework that uses evidence-based reasoning to detect text-based image forgeries in documents. The system combines visual and logical analysis to identify, locate, and explain document manipulations, showing significant improvements over existing detection methods.

🧠 GPT-4
AINeutralarXiv – CS AI · Apr 66/10
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Trivial Vocabulary Bans Improve LLM Reasoning More Than Deep Linguistic Constraints

A replication study found that simple vocabulary constraints like banning filler words ('very', 'just') improved AI reasoning performance more than complex linguistic restrictions like E-Prime. The research suggests any constraint that disrupts default generation patterns acts as an output regularizer, with shallow constraints being most effective.

AIBearisharXiv – CS AI · Apr 66/10
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Evaluating the Formal Reasoning Capabilities of Large Language Models through Chomsky Hierarchy

Researchers introduced ChomskyBench, a new benchmark for evaluating large language models' formal reasoning capabilities using the Chomsky Hierarchy framework. The study reveals that while larger models show improvements, current LLMs face severe efficiency barriers and are significantly less efficient than traditional algorithmic programs for formal reasoning tasks.

AINeutralarXiv – CS AI · Apr 66/10
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Random Is Hard to Beat: Active Selection in online DPO with Modern LLMs

Research from arXiv shows that Active Preference Learning (APL) provides minimal improvements over random sampling in training modern LLMs through Direct Preference Optimization. The study found that random sampling performs nearly as well as sophisticated active selection methods while being computationally cheaper and avoiding capability degradation.

AIBullisharXiv – CS AI · Apr 66/10
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Rubrics to Tokens: Bridging Response-level Rubrics and Token-level Rewards in Instruction Following Tasks

Researchers propose Rubrics to Tokens (RTT), a novel reinforcement learning framework that improves Large Language Model alignment by bridging response-level and token-level rewards. The method addresses reward sparsity and ambiguity issues in instruction-following tasks through fine-grained credit assignment and demonstrates superior performance across different models.

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