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Upload L4_top student model with MTEB results

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+ ---
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+ language: ["ko", "en", "ja", "zh", "es", "fr", "de", "pt", "it", "ru", "ar", "hi", "th", "vi", "id", "tr", "nl", "pl"]
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+ tags:
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+ - sentence-transformers
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+ - intent-classification
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+ - multilingual
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+ - distillation
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+ - layer-pruning
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+ library_name: sentence-transformers
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+ pipeline_tag: sentence-similarity
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+ license: apache-2.0
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+ ---
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+
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+ # Intent Classifier Student: L4_top
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+
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+ Distilled multilingual sentence encoder for intent classification (Action / Recall / Other).
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+
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+ Created by **layer pruning** from `sentence-transformers/paraphrase-multilingual-MiniLM-L12-v2`.
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+
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+ ## Model Details
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+
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+ | Property | Value |
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+ |----------|-------|
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+ | Teacher | paraphrase-multilingual-MiniLM-L12-v2 |
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+ | Architecture | XLM-RoBERTa (pruned) |
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+ | Hidden dim | 384 |
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+ | Layers | 4 (from 12) |
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+ | Layer indices | [8, 9, 10, 11] |
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+ | Strategy | 4 layers, top quarter (semantic-focused compact) |
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+ | Est. params | 103,283,328 |
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+ | Est. FP32 | 394.0MB |
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+ | Est. INT8 | 98.5MB |
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+ | Est. INT8 + vocab pruned | 27.1MB |
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+
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+ ## Supported Languages (18)
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+
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+ ko, en, ja, zh, es, fr, de, pt, it, ru, ar, hi, th, vi, id, tr, nl, pl
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+
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+ ## Intended Use
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+
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+ This is a **student encoder** designed to be used as the backbone for a lightweight
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+ 3-class intent classifier (Action / Recall / Other) in multilingual dialogue systems.
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+
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+ - **Action**: User requests an action (book, order, change settings, etc.)
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+ - **Recall**: User asks about past events or stored information
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+ - **Other**: Greetings, chitchat, emotions, etc.
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+
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+ ## Usage
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+
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+ ```python
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+ from sentence_transformers import SentenceTransformer
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+
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+ model = SentenceTransformer("L4_top")
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+ embeddings = model.encode(["예약 좀 해줘", "지난번 주문 뭐였지?", "안녕하세요"])
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+ print(embeddings.shape) # (3, 384)
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+ ```
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+
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+ ## MTEB Results
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+
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+ ### MassiveIntentClassification
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+
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+ **Average: 45.26%**
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+
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+ | Language | Score |
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+ |----------|-------|
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+ | ar | 34.77% |
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+ | en | 55.68% |
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+ | es | 42.64% |
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+ | ko | 47.96% |
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+
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+ ### MassiveScenarioClassification
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+
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+ **Average: 48.79%**
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+
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+ | Language | Score |
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+ |----------|-------|
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+ | ar | 36.89% |
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+ | en | 61.66% |
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+ | es | 47.3% |
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+ | ko | 49.3% |
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+
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+
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+
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+ ## Training / Distillation
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+
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+ This model was created via **layer pruning** (no additional training):
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+ 1. Load teacher: `paraphrase-multilingual-MiniLM-L12-v2` (12 layers, 384 hidden)
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+ 2. Select layers: `[8, 9, 10, 11]`
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+ 3. Copy embedding weights + selected layer weights
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+ 4. Wrap with mean pooling for sentence embeddings
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+
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+ For deployment, vocabulary pruning (250K → ~55K tokens) and INT8 quantization
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+ are applied to meet the ≤50MB size constraint.
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+
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+ ## Limitations
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+
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+ - Layer pruning without fine-tuning may lose some quality vs. proper knowledge distillation
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+ - Vocabulary pruning limits the model to the target 18 languages
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+ - Designed for short dialogue utterances, not long documents
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