org.tensorflow.op

Class StringsOps

java.lang.Object

org.tensorflow.op.StringsOps

public final class StringsOps
extends Object

An API for building strings operations as Ops

See Also:

Ops}

Method Summary

Modifier and Type	Method and Description
Join	join(Iterable<Operand<String>> inputs, Join.Options... options) Builds an Join operation
ReduceJoin	reduceJoin(Operand<String> inputs, Operand<Integer> reductionIndices, ReduceJoin.Options... options) Builds an ReduceJoin operation
RegexFullMatch	regexFullMatch(Operand<String> input, Operand<String> pattern) Builds an RegexFullMatch operation
RegexReplace	regexReplace(Operand<String> input, Operand<String> pattern, Operand<String> rewrite, RegexReplace.Options... options) Builds an RegexReplace operation
StringFormat	stringFormat(Iterable<Operand<?>> inputs, StringFormat.Options... options) Builds an StringFormat operation
StringLength	stringLength(Operand<String> input, StringLength.Options... options) Builds an StringLength operation
StringSplit	stringSplit(Operand<String> input, Operand<String> sep, StringSplit.Options... options) Builds an StringSplit operation
Strip	strip(Operand<String> input) Builds an Strip operation
<T extends Number> Substr	substr(Operand<String> input, Operand<T> pos, Operand<T> len, Substr.Options... options) Builds an Substr operation
ToHashBucket	toHashBucket(Operand<String> stringTensor, Long numBuckets) Builds an ToHashBucket operation
ToHashBucketFast	toHashBucketFast(Operand<String> input, Long numBuckets) Builds an ToHashBucketFast operation
ToHashBucketStrong	toHashBucketStrong(Operand<String> input, Long numBuckets, List<Long> key) Builds an ToHashBucketStrong operation
ToNumber<Float>	toNumber(Operand<String> stringTensor) Builds an ToNumber operation
<T extends Number> ToNumber<T>	toNumber(Operand<String> stringTensor, Class<T> outType) Builds an ToNumber operation
UnicodeScript	unicodeScript(Operand<Integer> input) Builds an UnicodeScript operation
UnicodeTranscode	unicodeTranscode(Operand<String> input, String inputEncoding, String outputEncoding, UnicodeTranscode.Options... options) Builds an UnicodeTranscode operation

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

toNumber

public <T extends Number> ToNumber<T> toNumber(Operand<String> stringTensor,
                                               Class<T> outType)

Builds an ToNumber operation

Parameters:

stringTensor -

outType - The numeric type to interpret each string in `string_tensor` as.

Returns:

a new instance of ToNumber

See Also:

ToNumber

unicodeTranscode

public UnicodeTranscode unicodeTranscode(Operand<String> input,
                                         String inputEncoding,
                                         String outputEncoding,
                                         UnicodeTranscode.Options... options)

Builds an UnicodeTranscode operation

Parameters:

input - The text to be processed. Can have any shape.

inputEncoding - Text encoding of the input strings. This is any of the encodings supported

outputEncoding - The unicode encoding to use in the output. Must be one of

options - carries optional attributes values

Returns:

a new instance of UnicodeTranscode

See Also:

UnicodeTranscode

toHashBucket

public ToHashBucket toHashBucket(Operand<String> stringTensor,
                                 Long numBuckets)

Builds an ToHashBucket operation

Parameters:

stringTensor -

numBuckets - The number of buckets.

Returns:

a new instance of ToHashBucket

See Also:

ToHashBucket

stringFormat

public StringFormat stringFormat(Iterable<Operand<?>> inputs,
                                 StringFormat.Options... options)

Builds an StringFormat operation

Parameters:

inputs - The list of tensors to format into the placeholder string.

options - carries optional attributes values

Returns:

a new instance of StringFormat

See Also:

StringFormat

stringLength

public StringLength stringLength(Operand<String> input,
                                 StringLength.Options... options)

Builds an StringLength operation

Parameters:

input - The string for which to compute the length.

options - carries optional attributes values

Returns:

a new instance of StringLength

See Also:

StringLength

toNumber

public ToNumber<Float> toNumber(Operand<String> stringTensor)

Builds an ToNumber operation

Parameters:

stringTensor -

Returns:

a new instance of ToNumber

See Also:

ToNumber

unicodeScript

public UnicodeScript unicodeScript(Operand<Integer> input)

Builds an UnicodeScript operation

Parameters:

input - A Tensor of int32 Unicode code points.

Returns:

a new instance of UnicodeScript

See Also:

UnicodeScript

strip

public Strip strip(Operand<String> input)

Builds an Strip operation

Parameters:

input - A string `Tensor` of any shape.

Returns:

a new instance of Strip

See Also:

Strip

stringSplit

public StringSplit stringSplit(Operand<String> input,
                               Operand<String> sep,
                               StringSplit.Options... options)

Builds an StringSplit operation

Parameters:

input - `1-D` string `Tensor`, the strings to split.

sep - `0-D` string `Tensor`, the delimiter character.

options - carries optional attributes values

Returns:

a new instance of StringSplit

See Also:

StringSplit

regexReplace

public RegexReplace regexReplace(Operand<String> input,
                                 Operand<String> pattern,
                                 Operand<String> rewrite,
                                 RegexReplace.Options... options)

Builds an RegexReplace operation

Parameters:

input - The text to be processed.

pattern - The regular expression to be matched in the `input` strings.

rewrite - The rewrite string to be substituted for the `pattern` expression where it is

options - carries optional attributes values

Returns:

a new instance of RegexReplace

See Also:

RegexReplace

toHashBucketStrong

public ToHashBucketStrong toHashBucketStrong(Operand<String> input,
                                             Long numBuckets,
                                             List<Long> key)

Builds an ToHashBucketStrong operation

Parameters:

input - The strings to assign a hash bucket.

numBuckets - The number of buckets.

key - The key used to seed the hash function, passed as a list of two uint64

Returns:

a new instance of ToHashBucketStrong

See Also:

ToHashBucketStrong

toHashBucketFast

public ToHashBucketFast toHashBucketFast(Operand<String> input,
                                         Long numBuckets)

Builds an ToHashBucketFast operation

Parameters:

input - The strings to assign a hash bucket.

numBuckets - The number of buckets.

Returns:

a new instance of ToHashBucketFast

See Also:

ToHashBucketFast

substr

public <T extends Number> Substr substr(Operand<String> input,
                                        Operand<T> pos,
                                        Operand<T> len,
                                        Substr.Options... options)

Builds an Substr operation

Parameters:

input - Tensor of strings

pos - Scalar defining the position of first character in each substring

len - Scalar defining the number of characters to include in each substring

options - carries optional attributes values

Returns:

a new instance of Substr

See Also:

Substr

regexFullMatch

public RegexFullMatch regexFullMatch(Operand<String> input,
                                     Operand<String> pattern)

Builds an RegexFullMatch operation

Parameters:

input - A string tensor of the text to be processed.

pattern - A scalar string tensor containing the regular expression to match the input.

Returns:

a new instance of RegexFullMatch

See Also:

RegexFullMatch

join

public Join join(Iterable<Operand<String>> inputs,
                 Join.Options... options)

Builds an Join operation

Parameters:

inputs - A list of string tensors. The tensors must all have the same shape,

options - carries optional attributes values

Returns:

a new instance of Join

See Also:

Join

reduceJoin

public ReduceJoin reduceJoin(Operand<String> inputs,
                             Operand<Integer> reductionIndices,
                             ReduceJoin.Options... options)

Builds an ReduceJoin operation

Parameters:

inputs - The input to be joined. All reduced indices must have non-zero size.

reductionIndices - The dimensions to reduce over. Dimensions are reduced in the

options - carries optional attributes values

Returns:

a new instance of ReduceJoin

See Also:

ReduceJoin