3852 papers
This paper presents a novel probabilistic safe control framework for human-robot interaction that integrates control barrier functions with conformal risk control to provide formal safety guarantees, dynamically adjust safety margins based on interaction context, and significantly reduce collision rates while maintaining task efficiency.
This paper proposes novel prompt-based techniques grounded in imprecise probabilities to effectively elicit and quantify both first-order and second-order uncertainty from large language models, thereby addressing systematic failures in ambiguous or complex settings and improving the credibility of their uncertainty reporting.
This paper analyzes the learning dynamics of two-layer over-parameterized linear networks under label noise SGD, revealing a two-phase process where noise drives the transition from the lazy to the rich regime to improve generalization, a mechanism that also extends to Sharpness-Aware Minimization (SAM).
This paper introduces PP-LUCB, a cost-efficient algorithm that optimally combines biased LLM-generated proxy scores with selective human audits to identify the best service system configuration while providing statistically valid confidence guarantees and significantly reducing audit costs.
The paper introduces STemDist, the first dataset distillation method designed for spatio-temporal forecasting that simultaneously compresses both spatial and temporal dimensions through a hybrid cluster-level and subset-based approach, achieving significantly faster training, reduced memory usage, and lower prediction errors compared to existing methods.
This paper proposes a novel multi-layer ensemble defense mechanism combining stacking classifiers, autoencoders, and adversarial training to enhance the robustness of machine learning-based Network Intrusion Detection Systems against adversarial attacks generated by GANs and FGSM, demonstrating improved resilience on the UNSW-NB15 and NSL-KDD datasets.
This paper proposes a domain-adaptive framework featuring degradation-stage synchronized batch sampling and a cross-domain aligned fusion large autoencoder to overcome distribution mismatches and temporal dependency limitations in health indicator learning, achieving significant performance improvements on industrial datasets.
This paper identifies a coherent rank-one mean bias as the primary cause of numerical instability in low-bit LLM training and demonstrates that simply subtracting this mean restores stability and performance in FP4 quantization, offering a hardware-efficient alternative to complex spectral methods.
FAR-Dex is a hierarchical framework that combines few-shot data augmentation via the IsaacLab simulator with an adaptive residual policy refinement module to overcome data scarcity and high-dimensional action space challenges, achieving robust and precise dexterous arm-hand coordination with over 80% success in real-world tasks.
UniPINN is a unified Physics-Informed Neural Network framework that addresses the challenges of multi-task learning for diverse Navier-Stokes equations by integrating a shared-specialized architecture, cross-flow attention, and dynamic weight allocation to prevent negative transfer and stabilize training across heterogeneous flow regimes.
The paper proposes G-STAR, an end-to-end system that integrates a time-aware speaker-tracking module with a Speech-LLM backbone to achieve robust, timestamped speaker-attributed recognition for long-form, overlapping multi-party speech while maintaining global identity consistency.
This paper proposes a unified framework for news recommendation that addresses the time-sensitive nature of user interests by combining global collaborative signals for long-term preferences with a stage-wise temporal subgraph approach, enhanced by LSTM and self-attention mechanisms, to effectively model both stable habits and rapidly evolving short-term dynamics.
This paper introduces SearchLLM, the first large language model designed for open-ended generative search on platforms like RedNote, which utilizes a hierarchical multi-dimensional reward system and Gated Aggregation Strategy with GRPO to balance safety, factual grounding, and user alignment, resulting in measurable improvements in generation quality and user engagement.
This paper introduces a multi-agent negotiation framework that trains large language models to align with Collective Agency and resolve value conflicts through self-play deliberation optimized via RLAIF with GRPO, demonstrating improved conflict-resolution capabilities without compromising general language performance.
The paper introduces JEDI, a hierarchical model that jointly learns shared embeddings over recurrent neural network weights to robustly infer generalizable, task-specific neural dynamics from noisy, high-dimensional experimental recordings, successfully recovering underlying mechanistic structures and providing insights into motor control.
This paper demonstrates that the naive exposure of powerful reasoning and image refinement capabilities in commercial generative AI chatbots fundamentally undermines state-of-the-art deepfake detectors by allowing adversaries to use benign, policy-compliant prompts to generate high-quality, identity-preserving images that evade detection, revealing a critical structural mismatch between current threat models and real-world AI capabilities.
This paper proposes a lightweight hybrid framework for the Game of the Amazons that integrates Graph Attention Autoencoders, Stochastic Graph Genetic Algorithms, and GPT-4o-mini to overcome resource constraints, achieving decision accuracy improvements of 15%–56% over baselines and outperforming its teacher model by effectively denoising LLM outputs through structural graph reasoning.
The paper introduces IH-Challenge, a reinforcement learning dataset designed to enhance instruction hierarchy robustness in frontier LLMs, which significantly improves their ability to prioritize instructions against conflicts and adversarial attacks while maintaining helpfulness and minimizing capability regression.
This paper presents a Multi-Agent Reinforcement Learning framework using Proximal Policy Optimization to coordinate UAV fleets for time-critical medical supply delivery, demonstrating that classical PPO outperforms asynchronous and sequential strategies in dynamically prioritizing tasks and reallocating resources under uncertain conditions using real-world geographic data.
This study evaluates 11 promptable foundation models for musculoskeletal CT segmentation across four anatomical regions, revealing that while specific models like SAM and nnInteractive perform best under ideal conditions, all models exhibit significant sensitivity to human prompting variations, leading to performance drops and highlighting the challenge of selecting robust models for real-world clinical applications.