read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesread_ocr_trainf_names (算子)
名称
read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesread_ocr_trainf_names — 查询训练文件中存储了哪些字符。
签名
def read_ocr_trainf_names(training_file: MaybeSequence[str]) -> Tuple[Sequence[str], Sequence[int]]
def read_ocr_trainf_names_s(training_file: MaybeSequence[str]) -> Tuple[str, int]
描述
read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesReadOcrTrainfNamesread_ocr_trainf_names extracts the names and frequency of all
characters in the specified training files.
执行信息
- 多线程类型：可重入（与非独占算子并行运行）。
- 多线程作用域：全局（可从任何线程调用）。
- 未采用并行化处理。
参数
TrainingFileTrainingFileTrainingFileTrainingFiletrainingFiletraining_file (输入控制) filename.read(-array) → HTupleMaybeSequence[str]HTupleHtuple (string) (string) (HString) (char*)
Names of the training files.
默认值：
''
""
""
""
""
""
File extension:
.trf, .otr
CharacterNamesCharacterNamesCharacterNamesCharacterNamescharacterNamescharacter_names (输出控制) string(-array) → HTupleSequence[str]HTupleHtuple (string) (string) (HString) (char*)
Names of the read characters.
CharacterCountCharacterCountCharacterCountCharacterCountcharacterCountcharacter_count (输出控制) integer(-array) → HTupleSequence[int]HTupleHtuple (integer) (int / long) (Hlong) (Hlong)
Number of characters.
结果
如果参数值正确，算子 read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesReadOcrTrainfNamesread_ocr_trainf_names 返回值 2 ( H_MSG_TRUE )。否则将抛出异常。
可能的前趋
write_ocr_trainfwrite_ocr_trainfWriteOcrTrainfWriteOcrTrainfWriteOcrTrainfwrite_ocr_trainf
另见
trainf_ocr_class_svmtrainf_ocr_class_svmTrainfOcrClassSvmTrainfOcrClassSvmTrainfOcrClassSvmtrainf_ocr_class_svm,
trainf_ocr_class_mlptrainf_ocr_class_mlpTrainfOcrClassMlpTrainfOcrClassMlpTrainfOcrClassMlptrainf_ocr_class_mlp
模块
光学字符识别/光学字符验证