只用 FAISS 时，搜索有时像在碰运气——语义上相似但事实错误的结果时常出现。迁移到 Qdrant拿到的不只是数据库，更是对系统的掌控力。稠密向量配合关键词过滤（混合搜索），终于能回答"显示 GPU 相关的技术文档，但只要官方手册里的"这种精确查询 ...

Commercial spaceflight is booming and looks to go into full-on kaboom stage in the near future, sparking the need for an ever-increasing supply of solar panels. To fill this need, Dcubed is developing ...

According to Washington State University, researchers have developed a chip-sized processor and 3D printed antenna arrays that could someday lead to flexible and wearable wireless systems and improved ...

WASHINGTON — Boeing announced it has begun 3D printing the structural panels that form the backbone of satellite solar arrays, a step the aerospace giant says will cut production times in half and ...

While Array Technologies (NASDAQ:ARRY) — a provider of solar tracking technology — has had a choppy performance throughout this year, that might change soon. Following its earnings disclosure after ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Apple stealthily introduced Apple Sparse Image Format (ASIF), a new sparse disk image format for Apple Silicon, at WWDC; among other features, it might also help Macs remain the best PCs on which to ...

The Connecticut Green Bank announced the closing of Commercial Property Assessed Clean Energy (C-PACE) financing for a solar photovoltaic system at Hitchcock Printing & Distribution Services, located ...

Abstract: Sparse linear arrays serve as the fundamental basis for sparse signal processing and have demonstrated remarkable direction-of-arrival (DOA) estimation performance. Due to the merit of ...

A new technical paper titled “Signal processing architecture for a trustworthy 77GHz MIMO Radar” was published by researchers at Fraunhofer FHR, Ruhr University Bochum, and Wavesense Dresden GmbH.