Archive
1536 technical news articles
AI 基礎設施
Rather than moving to a new process node, the CS-4 increases the WSE-3’s clock speed, power delivery, and I/O, then combines three wafer-scale processors in a Nexus rack. Cerebras claims inference speeds of up to 30 times those of GPU-based systems, but its PFLOPS and throughput-per-watt figures still lack comparable independent end-to-end testing.
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Rather than letting full workflows obscure errors, ComponentBench individually tests UI components such as sliders, date pickers, data tables, and drag-and-drop controls. On the same tasks and framework, GPT-5 mini achieved success rates of 83.1% using an accessibility tree and 48.9% using pixel-only coordinate-based interaction.
推論系統
A preregistered study attempted to train expert locality directly into an MoE router, but found a clear trade-off between cache performance and model quality. Combining training-based and training-free rerouting reduced misses further, yet still did not demonstrate a proportional end-to-end speedup.
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SkillGate finds that when long-horizon agents are trained with outcome rewards, the small number of tokens used to select a skill receive almost no effective credit. The new method separates two gradient channels within the same GRPO update and outperforms the outcome-reward baseline across five agent benchmarks.
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A new framework uses predictive entropy to determine whether an LLM judge should accept a verdict directly, search for web evidence, or abstain, while calibrating two thresholds with a Clopper–Pearson upper bound. All 32 open-domain question-answering experiments maintained the specified error rate, but the guarantee depends on i.i.d. calibration data and reliable labels.
推論系統
Google DeepMind proposes mixing the deep residual stream from one token into shallow layers for subsequent tokens at inference time, creating cross-token recurrence in off-the-shelf Gemma 3 models. The method adds no model weights, but turns parallel prefill into sequential processing, and its real-world latency has yet to be fully measured.
硬體
The 28 nm ETHEREAL chip separates irregular event-graph access from regular spline convolution and supports per-layer 4/8-bit precision. DAGr-GNN measurements reached 25.6 microseconds and 1.6 microjoules per event, although the final three detection-head layers were still evaluated off-chip.
資訊檢索／RAG
DEPT uses the same decoder to generate query expansions and encode documents, while a preservation loss prevents the existing vector index from drifting during fine-tuning. It outperformed staged baselines on five BEIR benchmarks, although the results are still based on single runs with two small models.
最新模型
Rather than modifying or distilling models, OYS uses Bayesian optimization to find a low-step denoising schedule for each model and task. The study reports improvements across six text-to-image models and an inpainting task, but the search cost must be amortized over a large volume of generated samples.
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The Alibaba Cloud team integrates browser-agent error recovery, complex UI interaction, and long-horizon credit assignment into a unified training pipeline. Its 27B model achieves 65.1% Pass@1 on the newly created bilingual Chinese-English BrowserBench, though the public availability of the model weights and evaluation data remains to be confirmed.
推論系統
Qwen3.8-27B 讓 27B 級模型進入單張 24GB 消費級 GPU 的可用範圍。公開資料顯示，一般 GGUF 部署約落在 30 至 60 tok/s；在 RTX 4090 上啟用 KV cache 量化、MTP 與新版 llama.cpp 後，社群實測可提升至 70 至 85 tok/s，但這仍不是開箱即得的基準。
推論系統
The IOL-AI Challenge requires systems to infer the rules of an unfamiliar language from a small number of examples before completing translation, transcription, and correction tasks. Under a single-T4 constraint, the best submission raised the same model’s baseline GM score from 9.40 to 19.79, but still lagged well behind closed models that reached the gold-medal threshold.