Py之fvcore：fvcore庫的簡介、安裝、使用方法之詳細(xì)攻略

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目錄

fvcore庫的簡介

fvcore庫的安裝

fvcore庫的使用方法

1、基礎(chǔ)用法

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fvcore庫的簡介

? ? ? ? fvcore是一個(gè)輕量級(jí)的核心庫，它提供了在各種計(jì)算機(jī)視覺框架(如Detectron2)中共享的最常見和最基本的功能。這個(gè)庫基于Python 3.6+和PyTorch。這個(gè)庫中的所有組件都經(jīng)過了類型注釋、測試和基準(zhǔn)測試。Facebook 的人工智能實(shí)驗(yàn)室即FAIR的計(jì)算機(jī)視覺組負(fù)責(zé)維護(hù)這個(gè)庫。

github地址：https://github.com/facebookresearch/fvcore

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fvcore庫的安裝

pip install -U 'git+https://github.com/facebookresearch/fvcore'

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fvcore庫的使用方法

1、基礎(chǔ)用法

"""Configs.""" from fvcore.common.config import CfgNode# ----------------------------------------------------------------------------- # Config definition # ----------------------------------------------------------------------------- _C = CfgNode()# ---------------------------------------------------------------------------- # # Batch norm options # ---------------------------------------------------------------------------- # _C.BN = CfgNode()# BN epsilon. _C.BN.EPSILON = 1e-5# BN momentum. _C.BN.MOMENTUM = 0.1# Precise BN stats. _C.BN.USE_PRECISE_STATS = False# Number of samples use to compute precise bn. _C.BN.NUM_BATCHES_PRECISE = 200# Weight decay value that applies on BN. _C.BN.WEIGHT_DECAY = 0.0# ---------------------------------------------------------------------------- # # Training options. # ---------------------------------------------------------------------------- # _C.TRAIN = CfgNode()# If True Train the model, else skip training. _C.TRAIN.ENABLE = True# Dataset. _C.TRAIN.DATASET = "kinetics"# Total mini-batch size. _C.TRAIN.BATCH_SIZE = 64# Evaluate model on test data every eval period epochs. _C.TRAIN.EVAL_PERIOD = 1# Save model checkpoint every checkpoint period epochs. _C.TRAIN.CHECKPOINT_PERIOD = 1# Resume training from the latest checkpoint in the output directory. _C.TRAIN.AUTO_RESUME = True# Path to the checkpoint to load the initial weight. _C.TRAIN.CHECKPOINT_FILE_PATH = ""# Checkpoint types include `caffe2` or `pytorch`. _C.TRAIN.CHECKPOINT_TYPE = "pytorch"# If True, perform inflation when loading checkpoint. _C.TRAIN.CHECKPOINT_INFLATE = False

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