Training neural networks on Apple's Neural Engine
Published on March 2, 2026, this entry presents the ANE repository, which describes neural-network training through private, reverse-engineered APIs for Apple's Neural Engine.
Read articleKnowledge you can apply
Radar
Daily bookmarks: relevant news, facts and discoveries.
Microsoft announces long-audio transcription with VibeVoice-ASR
On March 2, 2026, Microsoft said VibeVoice-ASR transcribes audio up to 60 minutes in one pass and offers speaker diarization, timestamps, hotwords, and support for more than 50 languages.
Read articleDAPO reports AIME result rising from 30% to 50%
The DAPO paper reports that standard GRPO scored 30% on AIME in its experiments; adding some techniques raised the reported result to 50%.
Read articleFlashAttention from scratch in CuPy and CUDA
Published on March 1, 2026, this project implements FlashAttention with tiling and online softmax without materializing the NxN score matrix. The author reports mathematical verification, but no speedup over cuBLAS.
Read articleFast LLM Inference From Scratch: a starting point
Andrew Chan’s article, published on March 1, 2026, offers a practical starting point for engineers interested in implementing language-model inference.
Read articleMemory and branch prediction in software performance
An article examines how the memory subsystem interacts with branch prediction and influences software performance.
Read articleHardware memory models: an introduction
Russ Cox's article opens a series on memory models and explains why hardware models help engineers reason about concurrent software.
Read articleMemory models in programming languages
Published on March 1, 2026, Russ Cox’s article is Part 2 of a series on memory models and focuses on memory models used by programming languages.
Read articleLibrary order in static linking
Published on March 1, 2026, Eli Bendersky’s article discusses library order in static linking and its usefulness in diagnosing static-linking problems.
Read articleV8: Pointer Compression Cuts Heap Size by up to 43%
A V8 article presents pointer compression as a memory optimization and says it reduced heap size by up to 43%.
Read articleValue speculation and the challenge of surpassing L1 cache
An article by Francesco Mazzoli discusses value speculation as a performance technique for latency-sensitive code. The available summary does not detail implementation, results, or test conditions.
Read articleELF format specification
A February 28, 2026 entry highlights the specification for the Executable and Linkable Format (ELF), a reference for people working with executables, object files, and binary tools.
Read articleComparing AI inference hardware
Published on February 28, 2026, the item outlines a comparison of the 2026 inference-chip landscape, focusing on cost per token and trade-offs against GPUs.
Read articleA step-by-step introduction to CUDA C++
A post published on February 28, 2026 introduces CUDA programming through a simple, step-by-step example of parallel programming.
Read articleThe Lost Art of Structure Packing
Radar item: Eric S. Raymond published the article “The Lost Art of Structure Packing”, on structure packing, a topic tied to the C language and memory layout. The source gives no further details about the content.
Read articlePost compares ColBERTv2 and Qwen3-Embed-8B
A post claims that 100-million-parameter ColBERTv2 outperforms Qwen3-Embed-8B and highlights BM25 with reranking as a competitive baseline for deep research.
Read articleRadar: Using modern C++ safely
A February 27, 2026 publication recommends a book about when to use or avoid modern C++ features.
Read articleHow to reduce synchronization in multithreaded systems
Good multithreaded design reduces unnecessary synchronization to allow more simultaneous execution, while handling the points where synchronization is essential for correctness.
Read articleLepton XDS pairs thermal and RGB imaging
Published on February 27, 2026, the Lepton XDS combines a 160 × 120 radiometric thermal camera with a 5 MP visible camera. Its software offers measurement overlays and radiometric JPEG support; a development kit is available.
Read articleWhy CPUs Have Multiple Cache Levels
An article by Fabian Giesen explores why CPUs have multiple cache levels and explains the topic’s relevance to performance analysis.
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