Test Log 08 March 2025
First Test:
Mean Perplexity : tested on wikitext-2-raw-v1, ~2k English samples was 1391.7575478298118
Second Test
Evaluated the tokenizer's performance on:
- Unicode coverage.
- Token distribution.
- Tokenization complexity across different scripts.
- Encoding and decoding capabilities &
- Edge cases e.g., special characters, numbers, etc.
- 1k samples: 500 Hindi, 500 English
1. Edge Case Handling
| Language |
Test Type |
Token Count |
Unique Tokens |
| Hindi |
Script Test |
14 |
13 |
|
Unicode Test |
21 |
21 |
|
Special Characters |
19 |
19 |
| English |
Script Test |
16 |
15 |
|
Unicode Test |
14 |
14 |
|
Special Characters |
18 |
18 |
2. Unicode Coverage
| Language |
Coverage Ratio |
Token Count |
Unique Tokens |
| Hindi |
100% |
21 |
21 |
| English |
100% |
14 |
14 |
3. Complexity
| Language |
Original Length |
Token Count |
Avg Token Length |
Token Diversity |
| Hindi |
49 |
14 |
9.07 |
0.928 |
| English |
65 |
16 |
4.06 |
0.937 |
4. Encoding-Decoding Capabilities
Hindi Analysis:
Original Text: नमस्ते, मैं भारत से हूँ। दिल्ली बहुत बड़ा शहर है।
Token IDs Count: 14
Token Strings: ['नम', 'सà¥įतà¥ĩ', ',', 'Ġमà¥Īà¤Ĥ', 'Ġà¤Ńारत', 'Ġसà¥ĩ', 'Ġहà¥Ĥà¤ģ', '।', 'Ġदिलà¥įलà¥Ģ', 'Ġबहà¥ģत', 'Ġबड़ा', 'Ġशहर', 'Ġहà¥Ī', '।']
Decoded Text: नमस्ते, मैं भारत से हूँ। दिल्ली बहुत बड़ा शहर है।
Text Reconstruction: True
Hindi Analysis:
Original Text: हिंदी भाषा बहुत सुंदर है।
Token IDs Count: 7
Token Strings: ['ह', 'िà¤Ĥदà¥Ģ', 'Ġà¤Ńाषा', 'Ġबहà¥ģत', 'Ġसà¥ģà¤Ĥदर', 'Ġहà¥Ī', '।']
Decoded Text: हिंदी भाषा बहुत सुंदर है।
Text Reconstruction: True
Hindi Analysis:
Original Text: मुझे किताबें पढ़ना पसंद है।
Token IDs Count: 7
Token Strings: ['म', 'à¥ģà¤Ŀà¥ĩ', 'Ġà¤ķिताबà¥ĩà¤Ĥ', 'Ġपढ़ना', 'Ġपसà¤Ĥद', 'Ġहà¥Ī', '।']
Decoded Text: मुझे किताबें पढ़ना पसंद है।
Text Reconstruction: True
Hindi Analysis:
Original Text: यह एक उदाहरण वाक्य है।
Token IDs Count: 6
Token Strings: ['यह', 'Ġà¤ıà¤ķ', 'Ġà¤īदाहरण', 'Ġवाà¤ķà¥įय', 'Ġहà¥Ī', '।']
Decoded Text: यह एक उदाहरण वाक्य है।
Text Reconstruction: True
English Analysis:
Original Text: Hello, I am from India. Delhi is a big city.
Token IDs Count: 13
Token Strings: ['Hello', ',', 'ĠI', 'Ġam', 'Ġfrom', 'ĠIndia', '.', 'ĠDelhi', 'Ġis', 'Ġa', 'Ġbig', 'Ġcity', '.']
Decoded Text: Hello, I am from India. Delhi is a big city.
Text Reconstruction: True
English Analysis:
Original Text: The English language is widely spoken.
Token IDs Count: 7
Token Strings: ['The', 'ĠEnglish', 'Ġlanguage', 'Ġis', 'Ġwidely', 'Ġspoken', '.']
Decoded Text: The English language is widely spoken.
Text Reconstruction: True
English Analysis:
Original Text: I enjoy reading books.
Token IDs Count: 5
Token Strings: ['I', 'Ġenjoy', 'Ġreading', 'Ġbooks', '.']
Decoded Text: I enjoy reading books.
Text Reconstruction: True
English Analysis:
Original Text: This is an example sentence.
Token IDs Count: 6
Token Strings: ['This', 'Ġis', 'Ġan', 'Ġexample', 'Ġsentence', '.']
Decoded Text: This is an example sentence.
Text Reconstruction: True

