PI at Institute of Neuroscience, CAS, Shanghai. Studying neural mechanisms of object recognition and decision making. Previously, PhD in Japan, postdoc at NYU https://okazawagouki.github.io/https://bsky.app/profile/gouki-okazawa.bsky.socialhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3mpqnxej3kc2yNew reviewed preprint from @elife.bsky.social! Led by Han Zhang, we tested monkeys on 10+ object concept classification tasks and compared their behavior to humans and deep networks. Monkeys learned diverse categorization rules fast... https://elifesciences.org/reviewed-preprints/11172503 Jul 2026 13:34 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3mpqnxej3kc2yhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3mn5fz32hak2wNew review with Cheng Xue at U Chicago @cxue.bsky.social in Trends Neurosci@cp-trendsneuro.bsky.social! We discuss the neural geometry of task-dependent computation: disentangled encoding, RNN modeling, switch cost, etc. https://www.cell.com/trends/neurosciences/abstract/S0166-2236(26)00094-931 May 2026 11:00 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3mn5fz32hak2whttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3mmlkrhx6ac2yMade an AI-curated primate ephys literature database covering ~10000 papers with recording brain regions and target functions. Maybe useful for something. https://okazawagouki.github.io/NHPLit/report.html24 May 2026 08:38 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3mmlkrhx6ac2yhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3mdzt3qfx722tA mesoscale optogenetics system for precise and robust stimulation of the primate cortex https://www.cell.com/neuron/abstract/S0896-6273(25)00928-604 Feb 2026 11:57 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3mdzt3qfx722thttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3mab7zrmkac2zTask-similarity dependent reconfiguration of compositional modules and geometry in frontal cortex https://www.biorxiv.org/content/10.1101/2025.11.06.687080v118 Dec 2025 12:57 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3mab7zrmkac2zhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3m7gpljlz2k2pPopulation-level temporal decoding and dynamical structure in frontostriatal circuits during decision making https://www.biorxiv.org/content/10.1101/2025.11.07.687310v107 Dec 2025 23:53 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3m7gpljlz2k2phttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3lovhneppik2kSharpened visual memory representations are reflected in inferotemporal cortex https://www.biorxiv.org/content/10.1101/2025.04.28.651105v111 May 2025 12:33 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lovhneppik2khttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3lovhk543v22kDeep bidirectional interplay between sensory integration and latent rule discovery https://www.biorxiv.org/content/10.1101/2025.04.29.651167v111 May 2025 12:31 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lovhk543v22khttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3llynj76cqk2sA preprint from our lab. Trying something new. "Object categorization based on abstract concepts by monkeys, humans, and vision models" https://www.biorxiv.org/content/10.1101/2025.04.02.646407v104 Apr 2025 14:40 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3llynj76cqk2shttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3lknzqzwmys2kThis is very interesting, NHP doing a drawing task. Neural representation of action symbols in primate frontal cortex https://www.biorxiv.org/content/10.1101/2025.03.03.641276v118 Mar 2025 15:55 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lknzqzwmys2khttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3lkhovqwzyc2aLatency of vlPFC face selectivity is 30-40ms! Fast face-selective responses in prefrontal face patches of the macaque https://www.cell.com/cell-reports/fulltext/S2211-1247(25)00160-316 Mar 2025 03:24 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lkhovqwzyc2ahttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3lkgckv5iq22aTask structure tailors the geometry of neural representations in human lateral prefrontal cortex https://www.biorxiv.org/content/10.1101/2024.03.06.583429v415 Mar 2025 14:11 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lkgckv5iq22ahttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3ljn54lvhhc2qRobust encoding of stimulus–response mapping by neurons in visual cortex https://www.pnas.org/doi/10.1073/pnas.240807912205 Mar 2025 13:57 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3ljn54lvhhc2qhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3ljahjmaor22j"Beginning February 2025, JNeurosci will permit submission of supplemental materials."😮 https://www.jneurosci.org/content/information-authors#suppl28 Feb 2025 12:59 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3ljahjmaor22jhttps://bsky.app/profile/gouki-okazawa.bsky.social/post/3liwnob6wz224I was wondering what's a good review of evidence accumulation/DDM as a primer for students with no background and found this would be very good. https://www.annualreviews.org/content/journals/10.1146/annurev-psych-122414-03364524 Feb 2025 15:22 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3liwnob6wz224https://bsky.app/profile/gouki-okazawa.bsky.social/post/3lgxtbk75jk2kFinally moved here. Hope to enjoy science news and chat in a warm community again.30 Jan 2025 15:44 +0000at://did:plc:rmxc3swc6gccccyygppid6pg/app.bsky.feed.post/3lgxtbk75jk2k