feat_stride: 32
feat_blob_name: "conv4_3"
feat_blob_shape: 1
feat_blob_shape: 64
feat_blob_shape: 160
feat_blob_shape: 240
extractor {
    feat_type: ROIPooling
    roi_pooling_param{
        pooled_h: 3
        pooled_w: 3
        use_floor: true
    }
}
