Google 与 HHMI Janelia 发布完整雄性果蝇脑连接组图谱
Google Research 与 HHMI Janelia 等机构合作,在 Cell 发表论文,发布完整雄性果蝇大脑与中枢神经系统连接组图谱,包含超过 166,000 个神经元和 1.25 亿个突触连接,是迄今神经元数量最多的脑图谱。该图谱还涵盖相当于脊髓的腹神经索,并已由 HHMI Janelia 专家团队完成标注与校对,可通过开源工具 Neuroglancer 查看、探索和下载。它与已发布的雌性果蝇脑图谱互补,可用于比较两性神经元差异,研究求偶与攻击行为的生物学机制。
sectioning a brain into millions of thin slices, taking an image of each section, and using computers and AI to stitch the images together. Our researchers build systems that leverage AI to turn flat electron microscope images into 3D reconstructions, using an evolving suite of techniques to generate accurate neural shapes. Our AI connectomics tools include flood-filling networks, which use convolutional neural networks to start at a single pixel and identify all other pixels that are part of t
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