News / #security Tag Security 500 articles archived under #security · RSS Sign in to follow r/MachineLearning community 10h ago Open-source access-control checker for retrieval-based AI applications [P] Hey Guys, I built a small open-source tool that checks whether a RAG application retrieves documents a user shouldn’t have access to. It supports offline test cases and live HTTP API testing with bearer token/API-key auth. I’m looking for a few engineers to try it on a test or… 32 r/MachineLearning community 21h ago I analyzed 31,352 hourly LLM benchmark scores: within-day variation was 2.8 points, while between-day variation was 8.4 [P] https://preview.redd.it/42s57e5oqamh1.png?width=1903&format=png&auto=webp&s=69958a72e22276534b3605d11f3e1721f76e59c9 Disclosure: I developed AIStupidLevel, the open-source system used to collect and analyze this data. Both the frontend and backend are MIT-licensed. Most LLM… 12 Hacker News — AI on Front Page community 1d ago StemDeck, a free, open-source and local AI stem separator Article URL: https://github.com/stemdeckapp/stemdeck Comments URL: https://news.ycombinator.com/item?id=49486081 Points: 209 # Comments: 58 21 Simon Willison community 1d ago Just a rumour of a bug is enough to find a security exploit these days Just a rumour of a bug is enough to find a security exploit these days Anil Madhavapeddy is a professor of computer science at Cambridge and a core maintainer of the OCaml compiler. In this somewhat alarming post he reports that security issues in OCaml projects are seeing… 23 Hacker News — AI on Front Page community 1d ago Just the rumour of a bug is enough to find an exploit these days Article URL: https://anil.recoil.org/notes/rumour-is-the-exploit Comments URL: https://news.ycombinator.com/item?id=49480466 Points: 214 # Comments: 75 22 The Information — AI news-outlet 1d ago Tencent’s New Flagship AI Model Shows Major Progress Chinese tech giant Tencent Holdings on Friday launched a preview version of its new flagship open-source model, Hy4, which demonstrates a significant improvement in performance from its predecessor. Benchmarks and early feedback on Hy4 suggest that Tencent is emerging as a more… 27 The Information — AI news-outlet 1d ago Z.ai’s Latest Model Intensifies Competition for Low-Cost Offerings Chinese AI firm Z.ai ’s new open-source model is generating a lot of buzz because of its near-frontier capabilities at super low costs. This further intensifies the price competition in the global AI model market. The new GLM-5.3 Flash model, officially released earlier this… 29 r/LocalLLaMA community 2d ago open source caught up because it's open Proof is in the method honestly. Closed model labs need to constantly reinvent the wheel to keep lead. Open source has a bunch of independent labs practically working somewhat together. Eventually when everyone is just releasing weights and papers on how they did it the closed… 23 arXiv — Machine Learning research 2d ago Privacy Without Regret: Differentially Private Inference-Time Alignment arXiv:2608.26324v1 Announce Type: new Abstract: Best-of-N (BoN) sampling is the simplest and most widely deployed inference-time alignment strategy, but it suffers from two distinct problems: reward hacking, in which the selected response exploits errors in the proxy reward… 14 arXiv — Machine Learning research 2d ago The Latent Diagnostic Taxonomy: A Framework for Constructing Classifiers and Diagnosing Their Decisions, Applied to Prompt Injection Detection arXiv:2608.26423v1 Announce Type: new Abstract: This paper proposes a framework for constructing a classifier as a safeguard layer, and for developing a complementary diagnostic that identifies which of the classifier's confident decisions can be trusted. This framework, the… 35 arXiv — Machine Learning research 2d ago Toward Equitable Low-Carbon Mobility: Fairness-Aware Demand Prediction for Expanding Bike-Sharing Systems arXiv:2608.26451v1 Announce Type: new Abstract: Bike-sharing systems are an important component of low-carbon urban mobility, but continued expansion creates challenges in both cold-start prediction and equitable resource allocation. Newly deployed stations lack historical… 36 arXiv — NLP / Computation & Language research 2d ago TelecomGPT-R1: A Unified Open-Source Reasoner for the Telecom Stack arXiv:2608.26126v1 Announce Type: new Abstract: Telecommunications is a high-leverage domain for large language model (LLM)-based reasoning because routine engineering workflows require joint grounding in normative specifications, operational telemetry, vendor-specific fault… 5 arXiv — NLP / Computation & Language research 2d ago Data Science Approaches to Evaluating Honours Candidates arXiv:2608.26135v1 Announce Type: new Abstract: We present a modular data-science pipeline for estimating public sentiment towards individuals from fragmented, unstructured open-source intelligence (OSINT). The method chains web search, text extraction, relevance filtering,… 11 arXiv — NLP / Computation & Language research 2d ago Using Poly-Encoders for Computationally Efficient Automated Creativity Assessment arXiv:2608.26165v1 Announce Type: new Abstract: Automated creativity assessment has been a long standing challenge, with traditional methods often being resource intensive or lacking practical accuracy. We introduce a novel approach by using Poly-Encoder for computationally… 8 arXiv — NLP / Computation & Language research 2d ago MemToC: Benchmarking Memory-Tool Conflict Resolution in Large Language Models arXiv:2608.26295v1 Announce Type: new Abstract: Tool-augmented LLMs must arbitrate between two fallible sources when a tool return conflicts with their parametric memory, yet existing evaluations measure source preference without establishing source correctness. We introduce… 25 arXiv — NLP / Computation & Language research 2d ago Cross-lingual Representation Learning via Centroid Intervention Fusion arXiv:2608.26357v1 Announce Type: new Abstract: Large language models (LLMs) exhibit uneven multilingual performance, especially when dealing with low-resource languages. Inference-time intervention offers a lightweight way to improve cross-lingual transfer by modifying the… 32 arXiv — NLP / Computation & Language research 2d ago TabuLM: Morphology-Aware Tabular Pre-training for Low-Resource Languages arXiv:2608.26923v1 Announce Type: new Abstract: We present TabuLM, the first language model pre-trained on Kinyarwanda tabular data. Kinyarwanda is a morphologically rich Bantu language spoken by over 12 million people in Rwanda, yet lacks any dedicated tabular representation… 25 arXiv — NLP / Computation & Language research 2d ago Mapping Written Words to Spoken Words in a Different Language Using Only Visual Grounding arXiv:2608.26925v1 Announce Type: new Abstract: In many low-resource settings, even just eliciting speech for data collection is difficult. One promising approach has been to ask speakers to describe images. But how do we build models from such visually grounded speech data?… 12 arXiv — NLP / Computation & Language research 2d ago DocTalkBN: A Novel Dataset of Expert Telemedicine Conversations in Bengali arXiv:2608.27110v1 Announce Type: new Abstract: Reliable medical conversational AI requires authentic expert--patient interaction data, yet such datasets remain scarce, especially for low-resource languages such as Bengali. We present DocTalkBN, a large-scale multimodal dataset… 13 arXiv — NLP / Computation & Language research 2d ago TwinKV: A Composable Repair Pass for KV Cache Eviction via Pairwise Key Redundancy arXiv:2608.27128v1 Announce Type: new Abstract: Long-context inference is bottlenecked by the memory footprint of the key-value (KV) cache, especially for small models under tight resource budgets. Existing KV cache eviction methods score tokens using the model's attention… 14 The Information — AI news-outlet 2d ago Wall Street Learns to Love Software, Again Forget the SaaSpocalypse! It's a SaaS renaissance (SaaSaissance, anyone?). Shares of Salesforce rocketed 23% on Thursday, leading a recovery for many of the most beaten-down software stocks, including ServiceNow, Figma and Asana, after Salesforce reported upbeat July-quarter… 32 Vercel — AI dev-tools 2d ago Hy4 Preview now available on AI Gateway Hy4 Preview from Tencent is now available on AI Gateway. Hy4 Preview is an open-source Mixture-of-Experts model with 770B total parameters aimed at long-horizon coding, document analysis, game development, and scientific reasoning. It serves a context window of 1M tokens. To use… 32 Simon Willison community 2d ago Breaking Claude Code Opus 5 Auto Mode Breaking Claude Code Opus 5 Auto Mode Anthropic are putting a great deal of faith in Claude Code's auto mode for protecting their coding agent users against prompt injection attacks. They recently made that the default and have made bold claims about its effectiveness. Johann… 10 r/MachineLearning community 2d ago py-evoFE: Automated Evolutionary Feature Engineering for Tabular ML in Python (Genetic Algorithms + Scikit-Learn + Polars) [P] Hey everyone! I’m excited to announce the release of py-evoFE (v0.3.0) — an open-source Python library that uses genetic algorithms to automatically discover, combine, and optimize feature transformations for tabular datasets. GitHub: https://github.com/tanopereira/py-evoFE… 34 r/LocalLLaMA community 2d ago The Unsloth appreciation post. BIG thanks to Daniel and Michael! Thanks from the community to you guys for so much! With HF being bought out and its future feeling a little iffy, I got to thinking about the teams that have constantly looked out for the little guys and stayed true to their open-source roots. There are great developers who share their work freely, and the local AI scene is… 35 r/LocalLLaMA community 2d ago I used local Qwen 27b to build a harness and replace OpenCode Sharing my harness for running local LLMs that I built using Qwen 3.x 27B (> 90% locally built) under my supervision - not vibe-coded. Its free, no telemetry, and open-source (AGPL). Works on Windows, Linux (sorry, no Mac yet). I use it for my own coding + mixed workflows. How… 13 TechCrunch — AI news-outlet 2d ago Hugging Face is selling a cute $399 open-source duck robot, Microduck Hugging Face is taking orders for the Microduck, a $399 tiny open-source duck robot that developers can train at home out of the box. 37 r/LocalLLaMA community 2d ago Microduck by Pollen Robotics & Hugging Face Pollen Robotics and Hugging Face are releasing an open-source bipedal robot that comes with reinforcement learning software. It looks like it has a speaker, camera + LiDAR, NFC, Wifi, Bluetooth, etc. And roller-skates, because that's just the cutest thing ever. They announced it… 19 The Information — AI news-outlet 3d ago Nvidia Agrees to Buy Hugging Face For $12.9 Billion Nvidia has agreed to buy Hugging Face, the GitHub-like repository of open-source AI models, for $12.9 billion, roughly 80 times the startup’s forward revenue, after deal talks kicked off when another suitor came calling, The Information reported . Salesforce, an investor in the… 37 r/LocalLLaMA community 3d ago NVIDIA buying HF isn't a good thing for open source   submitted by   /u/johnnyApplePRNG [link]   [comments] 18 TechCrunch — AI news-outlet 3d ago Nvidia closes in on Hugging Face acquisition Nvidia has reportedly agreed to buy Hugging Face, the popular open-source AI hub, for $12.9 billion in a move that would let Nvidia both protect its chip empire and jump back into the cloud business. 25 arXiv — Machine Learning research 3d ago FAMPWQ: Fisher Information-based Adaptive Mixed Precision Weight Quantization for Effective LLM Inference arXiv:2608.24945v1 Announce Type: new Abstract: Recent years have witnessed remarkable achievements of Large Language Models (LLMs) in multiple domains, while the excessive resource requirements of LLMs hinder the deployment on resource-constrained devices. Although model… 9 arXiv — Machine Learning research 3d ago GRAPE: Gradient Refinement and Progress-Aware Exploitation for Query-Efficient High-Dimensional Bayesian Optimization arXiv:2608.25116v1 Announce Type: new Abstract: Optimizing expensive, high-dimensional black-box functions remains a central challenge in modern machine learning and scientific discovery. While local Bayesian optimization mitigates the curse of dimensionality, existing… 12 arXiv — Machine Learning research 3d ago Beyond Pairwise Feedback: Listwise Vision-Language Supervision for Preference-Based Reward Learning arXiv:2608.25350v1 Announce Type: new Abstract: Vision-language models (VLMs) have emerged as a powerful source of supervision for reinforcement learning, enabling agents to leverage rich semantic knowledge during training. Inspired by the success of preference-based reward… 29 arXiv — NLP / Computation & Language research 3d ago A Storage-Retrieval Gap in Parametric Knowledge Graph Memory arXiv:2608.25489v1 Announce Type: cross Abstract: Graph retrieval-augmented generation places retrieved subgraphs into the model's context window at query time, paying a recurring token cost and exposing source data on every call. We study an alternative: compiling a knowledge… 21 arXiv — Machine Learning research 3d ago DCEO: Direct Causal Effect Optimization for Long-Term User Value Modeling in E-commerce Search arXiv:2608.25635v1 Announce Type: new Abstract: Industrial e-commerce search systems ultimately aim to optimize the user-level long-term objective, such as n-day cumulative purchases or gross merchandise value (GMV) per user. However, such objectives are defined at the user… 6 arXiv — Machine Learning research 3d ago CEDAR: Controlled and Event-Driven Demand Forecasting via Residual Decomposition arXiv:2608.25871v1 Announce Type: new Abstract: Forecasting in large-scale e-commerce marketplaces is increasingly required to support planning: merchants need to evaluate sales outcomes under future action sequences such as budget schedules, rather than passively predicting… 36 arXiv — NLP / Computation & Language research 3d ago The Dialect Tax: Dialectal Biases Persist throughout the Language Modeling Pipeline arXiv:2608.24952v1 Announce Type: new Abstract: Systematic dialectal performance gaps in language models (LMs) are well documented, but the source of these disparities within the modern language modeling pipeline remains unclear. Our study traces this "dialect tax" across the… 34 arXiv — NLP / Computation & Language research 3d ago VietAIDetector: An Open-Source Zero-Shot Detector for Vietnamese AI-Generated Text arXiv:2608.25478v1 Announce Type: new Abstract: In recent years, distinguishing between AI-generated text and human-written text has remained a challenge. In this paper, we introduce VietAIDetector, an open-source tool designed specifically for detecting Vietnamese AI-generated… 35 arXiv — NLP / Computation & Language research 3d ago Fine-Tuning Whisper for Automatic Speech Recognition in Baniwa: A Preliminary Study arXiv:2608.26060v1 Announce Type: new Abstract: Automatic Speech Recognition (ASR) technologies have achieved remarkable performance in recent years through the use of large multilingual foundation models. However, most advances remain concentrated on high-resource languages,… 9 arXiv — NLP / Computation & Language research 3d ago Rare Diseases, Common Dilemmas: LLMs Prioritize Equal Resource Distribution over Patient Benefit in Decision-Making arXiv:2608.25236v1 Announce Type: cross Abstract: Clinical decision-making often involves prioritizing ethical values, such as beneficence, non-maleficence, respecting a patient's autonomy, and justice. Recent work has begun to assess how large language models (LLMs) make such… 12 arXiv — NLP / Computation & Language research 3d ago When Stale Constraints Go Unchecked: Budgeted Verification Failures in Inherited Agent Memory arXiv:2608.25553v1 Announce Type: cross Abstract: An agent that inherits a consolidated memory may inherit a constraint that was true when written and has since been withdrawn by a newer authoritative record. Under a scarce verification budget, does the agent recover the… 10 Latent.Space news-outlet 3d ago [AINews] NVIDIA buys HuggingFace for $13B, as OpenAI publishes their HF incident retro Open Source wins! 10 Hacker News — AI on Front Page community 3d ago CEO fired developers to make room for AI. Developers create open source AI CEO Article URL: https://github.com/SenteLabsAI/OpenExecutive Comments URL: https://news.ycombinator.com/item?id=49458418 Points: 228 # Comments: 138 18 The Information — AI news-outlet 3d ago Nvidia Agrees to Buy Open Source Model Repository Hugging Face For $12.9 Billion Nvidia has agreed to buy Hugging Face, a company known for its GitHub-like repository of open-source AI models, for $12.9 billion, according to a person with knowledge of the agreement. The move will put Nvidia in charge of a strategic asset in the race among open-source model… 9 r/LocalLLaMA community 3d ago Nvidia has been in talks to acquire Hugging Face for more than $13 billion - Business Insider https://www.businessinsider.com/nvidia-in-talks-to-buy-hugging-face-13-billion-dollars-2026-8 Edit: The Information is reporting that the deal is done: Nvidia Agrees to Buy Open Source Model Repository Hugging Face For $12.9 Billion (paywall):… 18 The Information — AI news-outlet 3d ago Salesforce Stock Jumps as Company Lifts Annual Revenue Guidance Salesforce stock rose more than 13% in after-hours trading Wednesday after the enterprise software giant reported 11% growth in July quarter earnings and boosted its full year revenue guidance to as high as $46.4 billion from $46.2 billion, meaning revenue could increase as much… 14 TechCrunch — AI news-outlet 3d ago OpenAI releases its official report on the Hugging Face breach The report, which spans several discrete cybersecurity compromises, is the most complete accounting of the incident to date. 7 r/MachineLearning community 3d ago HNSW from scratch, benchmarked against FAISS: brute force still wins at 5,183 documents. [P] I built a retrieval engine with no retrieval libraries in the core — BM25 over a hand-rolled inverted index, HNSW from the Malkov & Yashunin paper, RRF to fuse them — mainly to understand HNSW rather than treat it as a black box inside a vector DB. FAISS, bm25s and rank_bm25… 35 Hugging Face Daily Papers research 3d ago SecOPD: Mitigating Adaptive Prompt Injections by On-Policy Distillation Abstract SecOPD improves defense against adaptive prompt injection by using token-level feedback during fine-tuning, sharply reducing attack success rates on language models. Generated by thinkingmachines/Inkling-Small Prompt injection is listed as the \#1 threat to AI agents.… 18 Page 1 of 10 · 500 articles Older →
