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Lightning Talk @ Chainer Meetup
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Sinhrks
October 14, 2015
Programming
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Lightning Talk @ Chainer Meetup
Sinhrks
October 14, 2015
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Transcript
Lightning Talk@ Chainer Meetup by sinhrks
ࣗݾհ • ϝʔΧʔʹͯσʔλੳ • OSS ׆ಈ: • PyData Development Team
(pandasίϛολ) • Blaze Development Team (Daskίϛολ) • NumPyαϒηοτͷฒྻࢄndarrayͷ࣮͋Γ • GitHub: https://github.com/sinhrks
Chainer ͷར༻໘ • ֶࣗࣗश • ۀͰͷ Deep Learning ׆༻ͳ͠
Chainer ͷྑ͍ͱ͜Ζ • ڧ͍ํ͕࡞͍ͬͯΔ • ϨΠϠఆ͕ٛతͰ໌ྎ • ෦ͷ࣮͕ಡΈ͍͢
Chainer ͷվળ • ֶशશମͷॲཧΛهड़͢Δඞཁ͕͋Δ • ҎԼͷΑ͏ͳఆ൪ॲཧͷͨΊͷ؆қه๏(ؔ/Ϋ ϥε)͕ཉ͍͠ • ॳճͷΈάϥϑग़ྗ •
epoch ͝ͱͷଛࣦ • early stopping • ՄࢹԽ
Chainer ͷ ՄࢹԽπʔϧ࡞Γ͍ͨ
֓ཁ • ֶशͷϞχλϦϯά • Computational Graph • ॏΈߦྻ (ະணख) •
ͳͲΛɺϦϞʔτ (Jupyter / Webϒϥβ) ͔Β ֬ೝ͍ͨ͠ • →Bokeh
ֶशͷϞχλϦϯά • ͪ͜ΒͷϒϩάΤϯτϦͷ༰ import chainer_vis.visualizer as visualizer iv = visualizer.JupyterVisualizer()
monitor = iv.get_classification_monitor() for … monitor.update(test_loss=loss, test_accuracy=acc)