Goodfellow先生が紹介していた面白い手法。シンプルかつ強力なCNNの計算コストの削減手法。精度も上がるらしい。サクッと実装できちゃったので試してみました。 OctConv is a simple replacement for the traditional convolution operation that gets better accuracy with fewer FLOPs https://t.co/5CSylHVdA2 pic.twitter.com/kTK96gNj1i — Ian Goodfellow (@goodfellow_ian) April 15, 2019 元の論文 Y. Chen, H. Fang, B. Xu, Z. Yan, Y. Kalantidis, M. Rohrbach, S. Yan, J. Feng. Drop an Octave: R
![[最新論文]Octave Convolution(OctConv)を試してみる - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/3c174c25152f22b435df75daca2f46dc88792a2e/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fqiita-user-contents.imgix.net%252Fhttps%25253A%25252F%25252Fcdn.qiita.com%25252Fassets%25252Fpublic%25252Farticle-ogp-background-afbab5eb44e0b055cce1258705637a91.png%253Fixlib%253Drb-4.0.0%2526w%253D1200%2526blend64%253DaHR0cHM6Ly9xaWl0YS11c2VyLXByb2ZpbGUtaW1hZ2VzLmltZ2l4Lm5ldC9odHRwcyUzQSUyRiUyRnMzLWFwLW5vcnRoZWFzdC0xLmFtYXpvbmF3cy5jb20lMkZxaWl0YS1pbWFnZS1zdG9yZSUyRjAlMkYyMzIwODglMkZiZmM4MmVmMmIzNWY2N2E5OTM4ZDBjMGI4ZTQ3YjdmOGIzMWNmZDBmJTJGeF9sYXJnZS5wbmclM0YxNjAxNDQ4ODczP2l4bGliPXJiLTQuMC4wJmFyPTElM0ExJmZpdD1jcm9wJm1hc2s9ZWxsaXBzZSZiZz1GRkZGRkYmZm09cG5nMzImcz0xZTRlNDhiNGUyYTI2MWI2MmE1NzhlZTc0OWY1OGI5MQ%2526blend-x%253D120%2526blend-y%253D467%2526blend-w%253D82%2526blend-h%253D82%2526blend-mode%253Dnormal%2526s%253Dc2f095178432b6085c9fec0e5395507c%3Fixlib%3Drb-4.0.0%26w%3D1200%26fm%3Djpg%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk2MCZoPTMyNCZ0eHQ9JTVCJUU2JTlDJTgwJUU2JTk2JUIwJUU4JUFCJTk2JUU2JTk2JTg3JTVET2N0YXZlJTIwQ29udm9sdXRpb24lRUYlQkMlODhPY3RDb252JUVGJUJDJTg5JUUzJTgyJTkyJUU4JUE5JUE2JUUzJTgxJTk3JUUzJTgxJUE2JUUzJTgxJUJGJUUzJTgyJThCJnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnR4dC1jb2xvcj0lMjMxRTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9NTYmdHh0LXBhZD0wJnM9NzhlNGNkZWQ0NTIyOTc4OGQ2YzA5YjVhOTYwZjAyNTA%26mark-x%3D120%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTgzOCZoPTU4JnR4dD0lNDBrb3NoaWFuMiZ0eHQtY29sb3I9JTIzMUUyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1wYWQ9MCZzPTRjMTRlYjdmMmE0OGI4ZDAzMzc5NTlkNTZmYzgzNGU1%26blend-x%3D242%26blend-y%3D480%26blend-w%3D838%26blend-h%3D46%26blend-fit%3Dcrop%26blend-crop%3Dleft%252Cbottom%26blend-mode%3Dnormal%26s%3D0b69da1a8ccecc9e5a59f15f58981363)