Update README.md

README.md

@@ -51,7 +51,7 @@ This dataset contains web-crawled text data with comprehensive metadata, quality
 
 | Field | Type | Description | Path |
 |-------|------|-------------|------|
-| `id` | `Int64` | Unique identifier for each document | `id` |
+| `id` | `Int64` | Unique identifier based on document hash | `id` |
 | `text` | `String` | The main textual content of the document | `text` |
 
 ## EAI Taxonomy Classification
@@ -88,7 +88,26 @@ We recommend this viewer for easily navigating the FDC categories when curating
 
 Based on Anderson and Krathwohl's 2001 revision of Bloom's Taxonomy of Educational Objectives, providing two complementary categorization dimensions for educational content analysis.
 
-### Cognitive Process
+### Knowledge Domain
+Categorizes the type of knowledge demonstrated in the document:
+
+| Component | Description | Path |
+|-----------|-------------|------|
+| Primary Code | Main knowledge domain code | `eai_taxonomy.bloom_knowledge_domain.primary.code` |
+| Primary Label | Main knowledge domain label | `eai_taxonomy.bloom_knowledge_domain.primary.label` |
+| Secondary Code | Alternative knowledge domain code | `eai_taxonomy.bloom_knowledge_domain.secondary.code` |
+| Secondary Label | Alternative knowledge domain label | `eai_taxonomy.bloom_knowledge_domain.secondary.label` |
+
+**Possible Values:**
+| Code | Label | Description |
+|------|-------|-------------|
+| `-1` | Abstain | Unable to determine |
+| `1` | Factual | Basic elements to learn or solve problems |
+| `2` | Conceptual | Interrelationships between basic elements within larger context |
+| `3` | Procedural | Methods and techniques in the discipline |
+| `4` | Metacognitive | Awareness of how learning works in relation to oneself |
+
+### Cognitive Processing Level
 Assesses the learning and thinking skill levels demonstrated by the document author:
 
 | Component | Description | Path |
@@ -109,25 +128,6 @@ Assesses the learning and thinking skill levels demonstrated by the document aut
 | `5` | Evaluate | Make judgments based on criteria and standards |
 | `6` | Create | Create new or original work |
 
-### Knowledge Domain
-Categorizes the type of knowledge demonstrated in the document:
-
-| Component | Description | Path |
-|-----------|-------------|------|
-| Primary Code | Main knowledge domain code | `eai_taxonomy.bloom_knowledge_domain.primary.code` |
-| Primary Label | Main knowledge domain label | `eai_taxonomy.bloom_knowledge_domain.primary.label` |
-| Secondary Code | Alternative knowledge domain code | `eai_taxonomy.bloom_knowledge_domain.secondary.code` |
-| Secondary Label | Alternative knowledge domain label | `eai_taxonomy.bloom_knowledge_domain.secondary.label` |
-
-**Possible Values:**
-| Code | Label | Description |
-|------|-------|-------------|
-| `-1` | Abstain | Unable to determine |
-| `1` | Factual | Basic elements to learn or solve problems |
-| `2` | Conceptual | Interrelationships between basic elements within larger context |
-| `3` | Procedural | Methods and techniques in the discipline |
-| `4` | Metacognitive | Awareness of how learning works in relation to oneself |
-
 </details>
 
 <details>
@@ -166,7 +166,7 @@ In-house classification of common web document types and formats:
 | `17` | Other/Unclassified | Documents that resist classification |
 
 ### Document Type v2
-Updated classification based on WebOrganizer taxonomy with refined categories:
+Updated classification based on WebOrganizer taxonomy with refined categories for improved document classification accuracy:
 
 | Component | Description | Path |
 |-----------|-------------|------|
@@ -175,17 +175,35 @@ Updated classification based on WebOrganizer taxonomy with refined categories:
 | Secondary Code | Alternative document type code (v2) | `eai_taxonomy.document_type_v2.secondary.code` |
 | Secondary Label | Alternative document type label (v2) | `eai_taxonomy.document_type_v2.secondary.label` |
 
-**Selected Values:**
+**Complete Value Mapping:**
 | Code | Label | Examples |
 |------|-------|----------|
-| `3` | Academic Writing | Research papers, abstracts |
-| `7` | Creative Writing | Song lyrics, novel excerpts |
-| `8` | Documentation | API docs, README files |
-| `10` | Knowledge Article | Wikipedia, Britannica |
-| `14` | News Article | Newspaper articles, CNN content |
-| `18` | Q&A Forum | Quora, Stack Exchange |
-| `23` | Tutorial | Cooking recipes, WikiHow pages |
-| `25` | Other/Unclassified | Documents that resist classification |
+| `-1` | Abstain | Documents requiring human review |
+| `1` | About (Org.) | Company about pages, mission statements |
+| `2` | About (Personal) | Personal bios, LinkedIn profiles |
+| `3` | Academic Writing | Research papers, abstracts, dissertations |
+| `4` | Audio Transcript | Interview transcripts, court records, captions |
+| `5` | Comment Section | Reddit threads, blog comments |
+| `6` | Content Listing | Site maps, product catalogs, directory listings |
+| `7` | Creative Writing | Song lyrics, novel excerpts, poetry |
+| `8` | Documentation | API docs, README files, user manuals |
+| `9` | FAQ | FAQ pages, Q&A lists |
+| `10` | Knowledge Article | Wikipedia articles, Britannica entries |
+| `11` | Legal Notices | Privacy policies, license agreements, terms of service |
+| `12` | Listicle | Buzzfeed-style articles, "Top 10" lists |
+| `13` | News (Org.) | Government blog posts, corporate announcements |
+| `14` | News Article | Newspaper articles, CNN content, breaking news |
+| `15` | Nonfiction Writing | Editorials, obituaries, memoirs, opinion pieces |
+| `16` | Personal Blog | Personal journals, diary entries, lifestyle blogs |
+| `17` | Product Page | Product descriptions, course offerings, sales pages |
+| `18` | Q&A Forum | Quora posts, Stack Exchange discussions |
+| `19` | Spam / Ads | SEO keyword stuffing, promotional spam |
+| `20` | Structured Data | Datasheets, glossaries, JSON files, databases |
+| `21` | Customer Support | Help articles, troubleshooting guides |
+| `22` | Truncated | Paywalled sites, image galleries, partial content |
+| `23` | Tutorial | Cooking recipes, WikiHow pages, step-by-step guides |
+| `24` | User Review | Yelp reviews, TripAdvisor feedback, product reviews |
+| `25` | Other/Unclassified | Miscellaneous documents not fitting other categories |
 
 ### Extraction Artifacts
 Assessment of technical extraction quality, identifying issues from HTML-to-text conversion:
@@ -229,6 +247,13 @@ Assessment of content completeness and extraction success:
 | `5` | Missing Referenced Data | References to absent tables/datasets (e.g., "See Table 3") |
 | `6` | Indeterminate | Insufficient content to judge |
 
+### Text Structure Information
+
+| Field | Type | Description | Path |
+|-------|------|-------------|------|
+| Line Start Indices | `List[Int32]` | Starting indices of each line | `line_start_n_end_idx.line_start_idx` |
+| Line End Indices | `List[Int32]` | Ending indices of each line | `line_start_n_end_idx.line_end_idx` |
+
 </details>
 
 <details>
@@ -301,7 +326,7 @@ Assesses the appropriate educational background required to comprehend the conte
 </details>
 
 <details>
-<summary><strong>Schema Structure</strong></summary>
+<summary><strong>Metadata</strong></summary>
 
 ## Metadata Structure
 
@@ -330,13 +355,6 @@ The `metadata` field contains a nested structure with web archive information:
 | **Additional Info** | | | |
 | WARC Info | `String` | Additional WARC information | `metadata.warc_info` |
 
-## Text Structure Information
-
-| Field | Type | Description | Path |
-|-------|------|-------------|------|
-| Line Start Indices | `List[Int32]` | Starting indices of each line | `line_start_n_end_idx.line_start_idx` |
-| Line End Indices | `List[Int32]` | Ending indices of each line | `line_start_n_end_idx.line_end_idx` |
-
 </details>
 
 <details>
@@ -409,7 +427,7 @@ Domain and content type classification probabilities:
 | English Confidence | English language confidence | `quality_signals.fasttext.english` |
 | Educational Content | Educational content approximation | `quality_signals.fasttext.fineweb_edu_approx` |
 | General Math | General mathematics content | `quality_signals.fasttext.eai_general_math` |
-| Web Math | Web-based mathematics content | `quality_signals.fasttext.eai_open_web_math` |
+| Web Math | OWM Web-based mathematics content | `quality_signals.fasttext.eai_open_web_math` |
 | Code Content | Code content detection | `quality_signals.fasttext.eai_web_code` |
 
 </details>