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Model: maftuh-main/batik-qwen1.5b-merged
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---
library_name: transformers
base_model: Qwen/Qwen2.5-1.5B-Instruct
tags:
- batik
- indonesia
- budaya
- qwen2
- lora
- qlora
- conversational
language:
- id
pipeline_tag: text-generation
---
# Wastra.ai — Batik Qwen 1.5B (Merged)
Model bahasa hasil fine-tuning dari **Qwen2.5-1.5B-Instruct**, dilatih khusus sebagai asisten pakar budaya **Batik Nusantara**. Model ini merupakan hasil merge antara base model dengan adapter LoRA yang dilatih menggunakan teknik QLoRA (4-bit quantization).
## Model Description
Wastra.ai adalah model percakapan yang berperan sebagai pakar budaya batik Indonesia, dirancang untuk menjawab pertanyaan seputar:
- Sejarah dan filosofi batik
- Teknik dan proses pembuatan batik (mori, malam, pencelupan, dsb.)
- Ragam motif batik dari berbagai daerah
- Status UNESCO dan pelestarian batik sebagai warisan budaya
Model ini menjawab dengan gaya bahasa **formal, informatif, edukatif**, dan menolak secara elegan pertanyaan di luar topik batik.
- **Developed by:** Muhammad Maftuh
- **Model type:** Causal Language Model (fine-tuned, merged LoRA)
- **Language(s):** Bahasa Indonesia
- **License:** Apache 2.0 (mengikuti lisensi base model)
- **Finetuned from model:** [Qwen/Qwen2.5-1.5B-Instruct](https://huggingface.co/Qwen/Qwen2.5-1.5B-Instruct)
## Uses
### Direct Use
Model ini dapat digunakan langsung sebagai chatbot edukatif untuk topik batik — cocok untuk aplikasi pembelajaran, chatbot museum digital, atau fitur tanya-jawab dalam aplikasi budaya seperti **BatikLens**.
### Out-of-Scope Use
Model ini **tidak dirancang** untuk menjawab pertanyaan di luar topik batik dan budaya terkait. Untuk kebutuhan umum, gunakan model dasar Qwen2.5-1.5B-Instruct.
## How to Get Started with the Model
```python
from transformers import AutoModelForCausalLM, AutoTokenizer
model_id = "maftuh-main/batik-qwen1.5b-merged"
tokenizer = AutoTokenizer.from_pretrained(model_id)
model = AutoModelForCausalLM.from_pretrained(model_id, device_map="auto")
messages = [
{"role": "system", "content": "Kamu adalah Wastra.ai, sebuah kecerdasan buatan yang berperan sebagai Pakar Budaya Batik Nusantara yang sangat berwibawa."},
{"role": "user", "content": "Jelaskan filosofi motif Parang."}
]
inputs = tokenizer.apply_chat_template(messages, add_generation_prompt=True, return_tensors="pt").to(model.device)
outputs = model.generate(inputs, max_new_tokens=256)
print(tokenizer.decode(outputs[0], skip_special_tokens=True))
```
## Training Details
### Training Data
Dataset percakapan sintetis dan kurasi seputar batik (`maftuh-main/dataset-batik-trl-sft`), mencakup topik sejarah, teknik pembuatan, filosofi motif, dan pengakuan UNESCO terhadap batik Indonesia.
### Training Procedure
- **Base model:** Qwen2.5-1.5B-Instruct
- **Metode:** QLoRA (4-bit NF4 quantization) + LoRA adapter, kemudian di-merge ke base model
- **LoRA config:** r=16, alpha=32, dropout=0.05, target modules: q_proj, k_proj, v_proj, o_proj, gate_proj, up_proj, down_proj
- **Training regime:** bf16 mixed precision
- **Optimizer:** paged_adamw_8bit
- **Learning rate:** 1e-4, cosine scheduler, 100 warmup steps
- **Max sequence length:** 512
- **Hardware:** Kaggle Notebook — NVIDIA Tesla T4 x2
## Limitations
- Model dibatasi hanya untuk topik batik; performa di luar domain ini belum diuji.
- Sebagai model 1.5B parameter, kapabilitas reasoning kompleks lebih terbatas dibanding model yang lebih besar.
- Dataset training bersifat sintetis/terkurasi sehingga kualitas jawaban bergantung pada cakupan dataset.
## Model Card Contact
Muhammad Maftuh — proyek [BatikLens](https://huggingface.co/maftuh-main)

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{%- if tools %}
{{- '<|im_start|>system\n' }}
{%- if messages[0]['role'] == 'system' %}
{{- messages[0]['content'] }}
{%- else %}
{{- 'You are Qwen, created by Alibaba Cloud. You are a helpful assistant.' }}
{%- endif %}
{{- "\n\n# Tools\n\nYou may call one or more functions to assist with the user query.\n\nYou are provided with function signatures within <tools></tools> XML tags:\n<tools>" }}
{%- for tool in tools %}
{{- "\n" }}
{{- tool | tojson }}
{%- endfor %}
{{- "\n</tools>\n\nFor each function call, return a json object with function name and arguments within <tool_call></tool_call> XML tags:\n<tool_call>\n{\"name\": <function-name>, \"arguments\": <args-json-object>}\n</tool_call><|im_end|>\n" }}
{%- else %}
{%- if messages[0]['role'] == 'system' %}
{{- '<|im_start|>system\n' + messages[0]['content'] + '<|im_end|>\n' }}
{%- else %}
{{- '<|im_start|>system\nYou are Qwen, created by Alibaba Cloud. You are a helpful assistant.<|im_end|>\n' }}
{%- endif %}
{%- endif %}
{%- for message in messages %}
{%- if (message.role == "user") or (message.role == "system" and not loop.first) or (message.role == "assistant" and not message.tool_calls) %}
{{- '<|im_start|>' + message.role + '\n' + message.content + '<|im_end|>' + '\n' }}
{%- elif message.role == "assistant" %}
{{- '<|im_start|>' + message.role }}
{%- if message.content %}
{{- '\n' + message.content }}
{%- endif %}
{%- for tool_call in message.tool_calls %}
{%- if tool_call.function is defined %}
{%- set tool_call = tool_call.function %}
{%- endif %}
{{- '\n<tool_call>\n{"name": "' }}
{{- tool_call.name }}
{{- '", "arguments": ' }}
{{- tool_call.arguments | tojson }}
{{- '}\n</tool_call>' }}
{%- endfor %}
{{- '<|im_end|>\n' }}
{%- elif message.role == "tool" %}
{%- if (loop.index0 == 0) or (messages[loop.index0 - 1].role != "tool") %}
{{- '<|im_start|>user' }}
{%- endif %}
{{- '\n<tool_response>\n' }}
{{- message.content }}
{{- '\n</tool_response>' }}
{%- if loop.last or (messages[loop.index0 + 1].role != "tool") %}
{{- '<|im_end|>\n' }}
{%- endif %}
{%- endif %}
{%- endfor %}
{%- if add_generation_prompt %}
{{- '<|im_start|>assistant\n' }}
{%- endif %}

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{
"architectures": [
"Qwen2ForCausalLM"
],
"attention_dropout": 0.0,
"bos_token_id": 151643,
"dtype": "bfloat16",
"eos_token_id": 151645,
"hidden_act": "silu",
"hidden_size": 1536,
"initializer_range": 0.02,
"intermediate_size": 8960,
"layer_types": [
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],
"max_position_embeddings": 32768,
"max_window_layers": 21,
"model_type": "qwen2",
"num_attention_heads": 12,
"num_hidden_layers": 28,
"num_key_value_heads": 2,
"pad_token_id": null,
"rms_norm_eps": 1e-06,
"rope_parameters": {
"rope_theta": 1000000.0,
"rope_type": "default"
},
"sliding_window": null,
"tie_word_embeddings": true,
"transformers_version": "5.13.1",
"use_cache": true,
"use_sliding_window": false,
"vocab_size": 151936
}

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"do_sample": true,
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"repetition_penalty": 1.1,
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"top_k": 20,
"top_p": 0.8,
"transformers_version": "5.13.1"
}

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{
"add_prefix_space": false,
"backend": "tokenizers",
"bos_token": null,
"clean_up_tokenization_spaces": false,
"eos_token": "<|im_end|>",
"errors": "replace",
"extra_special_tokens": [
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}