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MODEL:
  META_ARCHITECTURE: Baseline

  FREEZE_LAYERS: [ backbone ]

  HEADS:
    NAME: EmbeddingHead
    NORM: BN
    EMBEDDING_DIM: 0
    NECK_FEAT: after
    POOL_LAYER: GeneralizedMeanPooling
    CLS_LAYER: CircleSoftmax
    SCALE: 64
    MARGIN: 0.35

  LOSSES:
    NAME: ("CrossEntropyLoss", "Cosface",)

    CE:
      EPSILON: 0.
      SCALE: 1.

    TRI:
      MARGIN: 0.
      HARD_MINING: True
      NORM_FEAT: True
      SCALE: 1.

    COSFACE:
      MARGIN: 0.35
      GAMMA: 64
      SCALE: 1.

INPUT:
  SIZE_TRAIN: [ 256, 128 ]
  SIZE_TEST: [ 256, 128 ]

  FLIP:
    ENABLED: True

  PADDING:
    ENABLED: True

  AUGMIX:
    ENABLED: True
    PROB: 0.5

  AFFINE:
    ENABLED: True

  REA:
    ENABLED: True
    VALUE: [ 0., 0., 0. ]

  CJ:
    ENABLED: True
    BRIGHTNESS: 0.15
    CONTRAST: 0.1
    SATURATION: 0.
    HUE: 0.

DATALOADER:
  SAMPLER_TRAIN: NaiveIdentitySampler
  NUM_INSTANCE: 2
  NUM_WORKERS: 8

SOLVER:
  AMP:
    ENABLED: False
  OPT: Adam
  SCHED: CosineAnnealingLR
  MAX_EPOCH: 30
  BASE_LR: 0.0007
  BIAS_LR_FACTOR: 1.
  WEIGHT_DECAY: 0.0005
  WEIGHT_DECAY_BIAS: 0.0005
  IMS_PER_BATCH: 256

  DELAY_EPOCHS: 5
  ETA_MIN_LR: 0.0000007

  FREEZE_ITERS: 1000
  FREEZE_FC_ITERS: 0

  WARMUP_FACTOR: 0.1
  WARMUP_ITERS: 4000

  CHECKPOINT_PERIOD: 3

DATASETS:
  NAMES: ("NAIC20_R2", "NAIC20_R1", "NAIC19",)
  TESTS: ("NAIC20_R2",)
  RM_LT: True

TEST:
  EVAL_PERIOD: 3
  IMS_PER_BATCH: 256
  RERANK:
    ENABLED: False
    K1: 20
    K2: 3
    LAMBDA: 0.5

CUDNN_BENCHMARK: True