AI/ML arXiv cs.AI

TS-Mask VLA: 2D Temporal-Spatial Masking for Vision-Language-Action Model with Effective Bridging

TS-Mask VLA introduces a 2D temporal-spatial masking strategy and a Discrete Diffusion Action Expert to improve robot manipulation in VLA models.

Software Engineering Hacker News

Beautiful Type Erasure with C++26 Reflection

Discussion on using C++26 reflection capabilities to implement clean and efficient type erasure.

AI/ML Hacker News

Show HN: I RL-trained an agent that trains models with RL (for –$1.3k)

A developer shared an RL-trained agent designed to train other models using reinforcement learning, costing approximately $1.3k in compute.

AI/ML Hacker News

Coding agents think ahead of time

An exploration of how coding agents use 'look-ahead' or thinking-ahead mechanisms to improve software generation.

AI/ML arXiv cs.AI

Listen to the Features: Voice Anonymization Driven by Content Embedding Matching over Signal Reconstruction

Research presenting a voice anonymization model that preserves content and emotion by matching embeddings rather than reconstructing signal waveforms.

AI/ML arXiv cs.AI

Maximizing Human Efficiency in Large-Scale Robot Post-Training via VLAC-Cut Guided Pipeline

A new pipeline and the VLAC-CUT tool designed to maximize human efficiency in the post-training of large-scale robot Vision Language Action (VLA) models.

AI/ML arXiv cs.AI

Lifelong Representations: A Survey on Continual Self-Supervised Learning for Vision Models

A comprehensive survey on Continual Self-Supervised Learning (CSSL) for vision models, focusing on avoiding catastrophic forgetting in unlabeled data streams.

AI/ML arXiv cs.AI

A Comprehensive Survey and Systematic Real-World Evaluation of Embodied Vision-and-Language Navigation

A survey and real-world evaluation of Embodied Vision-and-Language Navigation (VLN), highlighting a performance gap between simulation and reality.

AI/ML arXiv cs.AI

Large Multimodal Model-Based Environment-Aware Mobility Management

Proposal of an environment-aware mobility management scheme for 6G networks using Large Multimodal Models (LMMs) to predict channel capacity.

AI/ML arXiv cs.AI

JEPA for AI-Native 6G: Predictive Representations and Open Challenges

A tutorial on applying Joint-embedding predictive architecture (JEPA) to AI-native 6G networks for predictive representations of wireless data.

Cybersecurity arXiv cs.AI

Trivial Prompt Reframing Bypasses Safety Guardrails in Google\'s MedGemma-4B

Analysis showing that simple prompt reframing can bypass safety guardrails in Google's MedGemma-4B medical model.

Other Hacker News

No Spanish Reading Crisis?

A discussion regarding the existence or lack thereof of a reading crisis in the Spanish language.

Other Hacker News

Germany set to restrict its Freedom of Information Act

Germany is reportedly moving to restrict its Freedom of Information Act, potentially limiting public access to government data.

Software Engineering Hacker News

Dmars – A modern Core Wars toolchain

Introduction of Dmars, a modern toolchain for Core Wars, an old-school programming game where programs compete for memory.

AI/ML arXiv cs.AI

Unified Backbone Refinement for Diffusion Models via Internal-Latent Analysis

DUNE is a training-free refinement framework for diffusion models that reduces artifacts and hallucinations by suppressing abrupt latent fluctuations.

AI/ML arXiv cs.AI

Cross-Subject Modeling for Widefield Calcium Imaging via Atlas-Aligned Spatiotemporal Tokenization

WiCAT is a multi-subject model for widefield calcium imaging using self-supervised pretraining to enable zero-shot behavior decoding on unseen subjects.

AI/ML arXiv cs.AI

RSLoRA: Training-free Rank Allocation for LoRA via Representational Sensitivity Probing

RSLoRA introduces a training-free, gradient-free rank allocator for LoRA based on representational sensitivity probing of activation-space geometry.

AI/ML arXiv cs.AI

ReflectWorld-MM: An Entity-Oriented Multi-Media Memory System for Open-Ended Video Streams

ReflectWorld-MM is an entity-oriented multi-media memory system for video streams that uses a hierarchical long-term memory to track persistent entities.

AI/ML arXiv cs.AI

Physics-Informed Structure Anchoring With Capture-Aware Prototype Calibration for Cross-Environment RF Fingerprinting

PISA-CAPC is a framework for cross-environment radio frequency fingerprinting that uses physics-informed structure anchoring and prototype calibration.

AI/ML arXiv cs.AI

Knowledge-Constrained Shape Optimization with a Mixture-of-Experts Neural Operator for High-Confidence Design

A knowledge-constrained shape optimization framework utilizing a Mixture-of-Experts Neural Operator (MoE-NO) for high-confidence aerodynamic design.