7.8.4. TokenBigramIgnoreBlankSplitSymbol

7.8.4.1. Summary

TokenBigramIgnoreBlankSplitSymbol is similar to TokenBigram. The differences between them are the followings:

  • Blank handling
  • Symbol handling

7.8.4.2. Syntax

TokenBigramIgnoreBlankSplitSymbol hasn’t parameter:

TokenBigramIgnoreBlankSplitSymbol

7.8.4.3. Usage

TokenBigramIgnoreBlankSplitSymbol ignores white-spaces in continuous symbols and non-ASCII characters.

TokenBigramIgnoreBlankSplitSymbol tokenizes symbols by bigram tokenize method.

You can find difference of them by ! ! ! text because it has symbols and non-ASCII characters.

Here is a result by TokenBigram :

Execution example:

tokenize TokenBigram "日 本 語 ! ! !" NormalizerAuto
# [
#   [
#     0,
#     1337566253.89858,
#     0.000355720520019531
#   ],
#   [
#     {
#       "position": 0,
#       "force_prefix": false,
#       "value": "日"
#     },
#     {
#       "position": 1,
#       "force_prefix": false,
#       "value": "本"
#     },
#     {
#       "position": 2,
#       "force_prefix": false,
#       "value": "語"
#     },
#     {
#       "position": 3,
#       "force_prefix": false,
#       "value": "!"
#     },
#     {
#       "position": 4,
#       "force_prefix": false,
#       "value": "!"
#     },
#     {
#       "position": 5,
#       "force_prefix": false,
#       "value": "!"
#     }
#   ]
# ]

Here is a result by TokenBigramIgnoreBlankSplitSymbol:

Execution example:

tokenize TokenBigramIgnoreBlankSplitSymbol "日 本 語 ! ! !" NormalizerAuto
# [
#   [
#     0,
#     1337566253.89858,
#     0.000355720520019531
#   ],
#   [
#     {
#       "position": 0,
#       "force_prefix": false,
#       "value": "日本"
#     },
#     {
#       "position": 1,
#       "force_prefix": false,
#       "value": "本語"
#     },
#     {
#       "position": 2,
#       "force_prefix": false,
#       "value": "語!"
#     },
#     {
#       "position": 3,
#       "force_prefix": false,
#       "value": "!!"
#     },
#     {
#       "position": 4,
#       "force_prefix": false,
#       "value": "!!"
#     },
#     {
#       "position": 5,
#       "force_prefix": false,
#       "value": "!"
#     }
#   ]
# ]