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---
license: mit
datasets:
- joeykims/coffee_general_ko
language:
- ko
metrics:
- perplexity: 874
base_model:
- google/gemma-2b-it
---


#GemmaSprint

gemma ์ฒซ๋ฒˆ์งธ ํŒŒ์ธํŠœ๋‹ ๋ชจ๋ธ์ž…๋‹ˆ๋‹ค. 

์ปคํ”ผ์— ๋Œ€ํ•œ ์ „๋ฐ˜์ ์ธ ์ง€์‹๊ณผ ์ปคํ”ผ ์›๋‘๋ฅผ ์ถ”์ฒœํ•ด์ฃผ๋Š” ์„œ๋น„์Šค์ž…๋‹ˆ๋‹ค.








* ๋ชจ๋ธ๊ด€๋ จ ๊ณผ์ •, ๊ฒฐ๊ณผ๋“ฑ
https://joey-k.tistory.com/15

* github
https://github.com/GOOGLE-MLB-2024-GJ/Beans
 

* ๋ชจ๋ธ
  
2b ๋ชจ๋ธ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ํŒŒ์ธํŠœ๋‹์„ ์ง„ํ–‰ํ•˜์˜€์Šต๋‹ˆ๋‹ค.

์—…๋กœ๋“œํ•œ ๋ชจ๋ธ์€ ๊ธฐ๋ณธ๋ชจ๋ธ์ธ "google/gemma-2b-it"๋กœ ํŒŒ์ธํŠœ๋‹์„ ํ•˜์˜€๊ณ , 
์ ฌ๋งˆ ํ•œ๊ตญ์–ด ๋ฒ„์ „์„ ๋งŒ๋“ค์–ด ๋†“์œผ์‹ ๊ฒŒ ์žˆ์–ด์„œ ๊ฑฐ๊ธฐ์„œ ๋” ํ™•์žฅ์„ ์‹œ๋„ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. 

 

-.gemma ํ•œ๊ตญ์–ด ๋ฒ„์ „
https://huggingface.co/beomi/gemma-ko-2b

 

* ํŠœ๋‹ํ›„ ๋Œ€ํ™”
: ์•„์ง ์–ด์ƒ‰ํ•œ ๋ถ€๋ถ„์ด ์•„์ง ๋งŽ์€ ๋Š๋‚Œ์ž…๋‹ˆ๋‹ค. ๋ฐ์ดํ„ฐ์™€ ํŠœ๋‹ ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ์กฐ์ •ํ•ด์„œ ํ–ฅํ›„ ๋” ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ๋งŒ๋“ค์–ด ๋ณผ ์˜ˆ์ •์ž…๋‹ˆ๋‹ค. 
![image/png](https://cdn-uploads.huggingface.co/production/uploads/66d2836c9000766c36d827b9/SGB2diMkcGIaGbiENvaci.png)


* ๋ฐ์ดํ„ฐ

  
: ๋ฐ์ดํ„ฐ๋ฅผ ์ฒ˜์Œ์— ๊ณ ๋ฏผ์„ ๋งŽ์ด ํ•˜๋‹ค๊ฐ€ ์ธํ„ฐ๋„ท์— ๊ณต์œ ๋˜์–ด ์žˆ๋Š” ์ปคํ”ผ ์ „๋ฐ˜์ ์ธ ์ง€์‹์„ ํ•˜๋‚˜์”ฉ ๊ฐ€์ ธ์™”์Šต๋‹ˆ๋‹ค. 
๊ทธํ›„์— gpt๋กœ ์ ์ ˆํžˆ finetunning ๋ชจ๋ธ์„ ์œ„ํ•œ ๊ตฌ์กฐ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ƒ์„ฑํ•˜๊ฒŒ ํ•˜์˜€์Šต๋‹ˆ๋‹ค. ๋”ฐ๋กœ gpt api๋ฅผ ์“ฐ์ง€ ์•Š์•˜๊ธฐ ๋•Œ๋ฌธ์— ์‹œ๊ฐ„์ด ์ œ๋ฒ•์†Œ์š” ๋˜์—ˆ์Šต๋‹ˆ๋‹ค๋งŒ, ๋‚˜๋ฆ„ ๊ดœ์ฐฎ์€ ํ€„๋ฆฌํ‹ฐ์˜ ๋ฐ์ดํ„ฐ๋ผ๊ณ  ์ƒ๊ฐํ•ด์„œ ์ด๋Ÿฐ ๋ฐฉ์‹์œผ๋กœ ์•ฝ 2์ฒœ๊ฐœ ๊ฐ€๋Ÿ‰์˜ ์ปคํ”ผ ์ „๋ฐ˜์ ์ธ ์ง€์‹์˜ ๋ฐ์ดํ„ฐ๋ฅผ ํ™•๋ณดํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.

![image/png](https://cdn-uploads.huggingface.co/production/uploads/66d2836c9000766c36d827b9/jpF2-Pn2TvWKsYh1GSSEc.png)

context๋„ ์›๋ž˜๋Š” ์žˆ์—ˆ๋Š”๋ฐ ๊ทธ๋‹ค์ง€ ๋งŽ์ด ์“ฐ์ด์ง€ ์•Š๋Š” ๊ฒƒ๊ฐ™์•„์„œ Instruction๊ณผ response๋กœ ๊ตฌ์„ฑํ•˜์˜€์Šต๋‹ˆ๋‹ค.

 

* ์ž์›

์ฒ˜์Œ์— kaggle๊ณผ colab์—์„œ ์ง„ํ–‰์„ ํ•˜๋‹ค๊ฐ€ ๊ฐœ์ธ ๋งฅ๋ถํ”„๋กœ๊ฐ€ ๋” ๋น ๋ฅผ๊ฒƒ ๊ฐ™์•„์„œ ์˜ฎ๊ฒผ์Šต๋‹ˆ๋‹ค.
์ด๋ถ„์˜ ์ฝ”๋“œ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์ˆ˜์ •์„ ํ•˜์˜€์Šต๋‹ˆ๋‹ค.
https://devocean.sk.com/blog/techBoardDetail.do?ID=165703&boardType=techBlog

์—ฌ๊ธฐ์„œ ๋งฅ๋ถ์—์„œ ํ•˜๋ฉด ๋ฌธ์ œ๊ฐ€ ํ•˜๋‚˜ ์žˆ๋Š”๋ฐ ํŠธ๋žœ์Šคํฌ๋จธ๊ฐ€ 4.38.2๊ฐ€ ๋งฅ๋ถ์—์„œ ์•ˆ๋Œ์•„๊ฐ‘๋‹ˆ๋‹ค. 
๊ทธ๋ž˜์„œ 4.38.1๋กœ ๋‹ค์šดํ•ด์„œ ์ง„ํ–‰ํ•˜์˜€์Šต๋‹ˆ๋‹ค.
https://www.singleye.net/2024/04/%E5%9C%A8-apple-silicon-m3-max-%E4%B8%8A%E5%AF%B9-llama2-%E8%BF%9B%E8%A1%8C%E5%BE%AE%E8%B0%83/#4-qlora-4-bit-%E9%87%8F%E5%8C%96%E9%85%8D%E7%BD%AE-m3-%E8%B7%B3%E8%BF%87

 
๋งฅ๋ถํ”„๋กœ m3 ๊ธฐ์ค€์œผ๋กœ ํ•ด์„œ 2์ฒœ๊ฐœ ๋ฐ์ดํ„ฐ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ํ•œ๋ฒˆํ• ๋•Œ 3์‹œ๊ฐ„ ์ •๋„ ์†Œ์š”๋๋˜ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค. 
gpu๋„ ๊ฐ™์ด ๋Œ๋ ค์„œ ๊ทธ๋Ÿฐ์ง€ ๊ทธ๋‚˜๋งˆ ๋น ๋ฅด๊ฒŒ ์ง„ํ–‰ ํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.

macbook gpu ์ž์› ์‚ฌ์šฉ์€ ์•„๋ž˜์˜ ๋งํฌ๋ฅผ ์ฐธ๊ณ ํ•ด์„œ ์ง„ํ–‰ํ•˜์˜€์Šต๋‹ˆ๋‹ค. 
https://velog.io/@es_seong/Mac

 

* ํŒŒ์ธํŠœ๋‹

ํŒŒ์ธํŠœ๋‹์€ ์•„๋ž˜์™€ ๊ฐ™์€ ์„ค์ •์œผ๋กœ ์ง„ํ–‰ํ•˜์˜€์Šต๋‹ˆ๋‹ค. ๋งฅ์ด๋ผ์„œ ์–‘์žํ™”๊ฐ€ ์•ˆ๋˜์„œ cpu๋กœ ์ง„ํ–‰์„ ํ•˜๊ฒŒ ๋” ํ•˜์˜€๊ณ , 
 

# LoRA ์„ค์ •
lora_config = LoraConfig(
    r=6,
    lora_alpha=8,
    lora_dropout=0.05,
    target_modules=["q_proj", "o_proj", "k_proj", "v_proj", "gate_proj", "up_proj", "down_proj"],
    task_type="CAUSAL_LM",
)

# ๋ชจ๋ธ ์„ค์ •
trainer = SFTTrainer(
    model=model,
    train_dataset=train_data,
    max_seq_length=512,
    args=TrainingArguments(
        output_dir="outputs",
        max_steps=3000,
        per_device_train_batch_size=1,
        gradient_accumulation_steps=4,
        optim="adamw_torch",
        warmup_steps=0.03,
        learning_rate=2e-4,
        fp16=False,
        logging_steps=100,
        push_to_hub=False,
        report_to='none',
        use_mps_device=False  
    ),
    peft_config=lora_config,
    formatting_func=generate_prompt,  # ์ƒˆ๋กœ์šด ํฌ๋งทํŒ… ํ•จ์ˆ˜ ์ ์šฉ
)
 

์•„๋ž˜์˜ ์„ค์ •๋“ค์„ ์ž ์‹œ ์‚ดํŽด๋ณด์ž๋ฉด

r=6
: r์€ ๋žญํฌ(rank)๋ฅผ ์˜๋ฏธํ•˜๋ฉฐ, LoRA์—์„œ ํ•™์Šตํ•˜๋Š” ์ €์ฐจ์› ํ–‰๋ ฌ์˜ ์ฐจ์›์„ ์ •์˜ํ•ฉ๋‹ˆ๋‹ค. ์ด๋Š” ๋ชจ๋ธ ํŒŒ๋ผ๋ฏธํ„ฐ์˜ ํšจ์œจ์  ํ‘œํ˜„์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋ฉฐ, ์ž‘์€ r ๊ฐ’์€ ์ ์€ ํ•™์Šต ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ r ๊ฐ’์ด ๋†’์„์ˆ˜๋ก ๋” ๋งŽ์€ ํ•™์Šต ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ๊ฐ€์ง€๊ฒŒ ๋˜์–ด ์„ฑ๋Šฅ์ด ํ–ฅ์ƒ๋  ์ˆ˜ ์žˆ์ง€๋งŒ, ๋ฉ”๋ชจ๋ฆฌ ์‚ฌ์šฉ๋Ÿ‰์ด ๋Š˜์–ด๋‚ฉ๋‹ˆ๋‹ค.

lora_alpha=8
: lora_alpha๋Š” LoRA์—์„œ ์‚ฌ์šฉํ•˜๋Š” ํ•™์Šต๋ฅ ์„ ์กฐ์ •ํ•˜๋Š” ์Šค์ผ€์ผ๋ง ํŒฉํ„ฐ์ž…๋‹ˆ๋‹ค. ์ด๋Š” ์ €์ฐจ์› ํ–‰๋ ฌ์—์„œ ๋‚˜์˜จ ์ถœ๋ ฅ์„ ์กฐ์ •ํ•˜๋Š” ์—ญํ• ์„ ํ•˜๋ฉฐ, ํ•™์Šต๋ฅ ์˜ ํฌ๊ธฐ๋ฅผ ๊ฒฐ์ •์ง“๋Š” ์ค‘์š”ํ•œ ์š”์†Œ์ž…๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ๋” ํฐ ๊ฐ’์€ ํ•™์Šต ์†๋„๋ฅผ ๋†’์ผ ์ˆ˜ ์žˆ์ง€๋งŒ, ๋„ˆ๋ฌด ํฌ๋ฉด ๊ณผ์ ํ•ฉ ์œ„ํ—˜์ด ์žˆ์Šต๋‹ˆ๋‹ค.

lora_dropout=0.05
: lora_dropout์€ ๋“œ๋กญ์•„์›ƒ ๋น„์œจ์„ ์„ค์ •ํ•˜๋ฉฐ, ๋ชจ๋ธ ํ•™์Šต ์‹œ ๊ณผ์ ํ•ฉ์„ ๋ฐฉ์ง€ํ•˜๊ธฐ ์œ„ํ•ด ์ผ๋ถ€ ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ๋ฌด์ž‘์œ„๋กœ ์ œ๊ฑฐํ•˜๋Š” ๋น„์œจ์„ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค. ์—ฌ๊ธฐ์„œ๋Š” 5%์˜ ๋“œ๋กญ์•„์›ƒ์ด ์ ์šฉ๋ฉ๋‹ˆ๋‹ค.

target_modules=["q_proj", "o_proj", "k_proj", "v_proj", "gate_proj", "up_proj", "down_proj"]
: target_modules๋Š” LoRA๊ฐ€ ์ ์šฉ๋˜๋Š” ๋ชจ๋“ˆ๋“ค์„ ์ง€์ •ํ•ฉ๋‹ˆ๋‹ค. ์—ฌ๊ธฐ์„œ๋Š” q_proj, k_proj, v_proj ๋“ฑ ์ฃผ๋กœ Transformer ๊ธฐ๋ฐ˜ ๋ชจ๋ธ์—์„œ ์‚ฌ์šฉ๋˜๋Š” ์ฟผ๋ฆฌ, ํ‚ค, ๋ฐธ๋ฅ˜ ํ”„๋กœ์ ์…˜ ๋ชจ๋“ˆ์— LoRA๊ฐ€ ์ ์šฉ๋ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ชจ๋“ˆ์€ ์ฃผ๋กœ ์–ดํ…์…˜ ๋งค์ปค๋‹ˆ์ฆ˜์—์„œ ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•˜๋ฉฐ, ์ด ๋ชจ๋“ˆ๋“ค๋งŒ ํ•™์Šตํ•จ์œผ๋กœ์จ ํ•™์Šต ํšจ์œจ์„ฑ์„ ๋†’์ž…๋‹ˆ๋‹ค.

task_type="CAUSAL_LM"
: task_type์€ ์ˆ˜ํ–‰ํ•˜๋ ค๋Š” ์ž‘์—…์˜ ์œ ํ˜•์„ ์ •์˜ํ•ฉ๋‹ˆ๋‹ค. ์—ฌ๊ธฐ์„œ๋Š” **Causal Language Modeling(CAUSAL_LM)**์„ ์˜๋ฏธํ•˜๋ฉฐ, ๋ชจ๋ธ์ด ๋ฌธ๋งฅ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๋‹ค์Œ ๋‹จ์–ด๋ฅผ ์˜ˆ์ธกํ•˜๋Š” ๋ฐฉ์‹์œผ๋กœ ํ•™์Šต๋ฉ๋‹ˆ๋‹ค. 



* ์„ฑ๋Šฅ


 perflexity ์ธก์ •๊ฒฐ๊ณผ 874


* ์ฐธ๊ณ ํ•œ ๋‚ด์šฉ๋“ค
  
-.์บ๊ธ€์—์„œ TPU๋กœ ํŒŒ์ธํŠœ๋‹
https://www.kaggle.com/code/alirezaebrahimi/gemma-2-tpu-fine-tuning

-.์ปคํ”ผ ๊ด€๋ จ๋œ ๋ฐ์ดํ„ฐ ๋ฒ ์ด์Šค(์›๋‘์˜ ๋ง›์„ ์ ์ˆ˜๋กœ ๋‚˜ํƒ€๋ƒ„, ๋ฐ์ดํ„ฐ๋Š” ์ด๊ฒƒ์œผ๋กœ ํ•˜์ง€ ์•Š์Œ.) 
https://github.com/ddthang86/Coffee-data-analysis/blob/main/Arabica/df_arabica_clean.csv