Lexical Resource

1
Lexical Resource

• Sudeshna Sarkar
• Anupam Basu

2
Resources - MT

• Title Machine Translation among Indian
  Languages, IL to English
• Proposer Anupam Basu, Sudeshna Sarkar, Pabitra
  Mitra
• Institution Indian Institute of Technology
  Kharagpur
• Language/Language Pair Bengali to Hindi, English
  to Bengali
• Name of the lexical resources that will be built
• Transfer Grammar Rules (Bengali to Hindi)
• Transfer Grammar Rules (English to Bengali)
• Bilingual Dictionary (Bengali to Hindi)
• Bilingual Dictionary (English to Bengali)
• Annotated Corpus ( Bengali)
• Domain of the lexical resource Bengali News
  Domain

CEL, IIT Kharagpur
3
Transfer Grammar Rules (Bengali to Hindi)

• Language Pair Bengali and Hindi
• Name of the Lexical Resources
• Transfer Grammar Rules (Bengali to Hindi)
• Final Size of the Lexical Resource
• 200 Rules
• Average size of such Resources in Other
  Languages
• Estimation of the Expected Size ( Pert Chart)

3 month
0
200

• Evaluation Metrics
• Overall translation quality ( as judged by human)
• Completeness ( Lexical, Grammatical, Mapping Rule
  )
• Correctness ( Lexical, Syntactical, Semantic )
• Stylistics ( Lexical, Syntactic, Usage )

CEL, IIT Kharagpur
4
Transfer Grammar Rules (English to Bengali)

• Language Pair English and Bengali
• Name of the Lexical Resources
• Transfer Grammar Rules (English to Bengali)
• Final Size of the Lexical Resource
• 300 Rules
• Average size of such Resources in Other
  Languages
• Estimation of the Expected Size ( Pert Chart)

3 month
3 month
0
150
300

• Evaluation Metrics
• Overall translation quality ( as judged by human)
• Completeness ( Lexical, Grammatical, Mapping Rule
  )
• Correctness ( Lexical, Syntactical, Semantic )
• Stylistics ( Lexical, Syntactic, Usage )

CEL, IIT Kharagpur
5
Bilingual Dictionary (Bengali to Hindi)

• Language Pair Bengali and Hindi
• Name of the Lexical Resources
• Bilingual Dictionary (Bengali to Hindi)
• Final Size of the Lexical Resources
• 30,000 root words
• Average size of such Resources in Other
  Languages
• Usually 20,000 to 50,000 root words
• Estimation of the Expected Size ( Pert Chart)

3 month
0
10K
20K
30K
3 month
3 month

• Evaluation Metrics
• Overall translation quality ( as judged by human)
• Coverage
• Correctness

CEL, IIT Kharagpur
6
Bilingual Dictionary (English to Bengali)

• Language Pair English and Bengali
• Name of the Lexical Resources
• Bilingual Dictionary (English to Bengali)
• Final Size of the Lexical Resources
• 30,000 root words
• Average size of such Resources in Other
  Languages
• Usually 20,000 to 50,000 root words
• Estimation of the Expected Size ( Pert Chart)

3 month
0
10K
20K
30K
3 month
3 month

• Evaluation Metrics
• Overall translation quality ( as judged by human)
• Coverage
• Correctness

CEL, IIT Kharagpur
7
Annotated Corpus (Bengali)

• Language Bengali
• Name of the Lexical Resources
• Part-of-Speech, Chunk and Named Entity tagged
  corpus
• Final Size of the Lexical Resources
• 200,000 words
• Average size of such Resources in Other
  Languages
• Usually 200,000 to 300,000 words
• Estimation of the Expected Size ( Pert Chart)

3 month
3 month
3 month
3 month

• Evaluation Metrics
• Correctness
• Coverage

CEL, IIT Kharagpur