From 1d84b2e95df3cbe323c3d7ed7ab42bec9e216d83 Mon Sep 17 00:00:00 2001 From: ModelHub XC Date: Sat, 25 Jul 2026 00:16:11 +0800 Subject: [PATCH] =?UTF-8?q?=E5=88=9D=E5=A7=8B=E5=8C=96=E9=A1=B9=E7=9B=AE?= =?UTF-8?q?=EF=BC=8C=E7=94=B1ModelHub=20XC=E7=A4=BE=E5=8C=BA=E6=8F=90?= =?UTF-8?q?=E4=BE=9B=E6=A8=A1=E5=9E=8B?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Model: cs-552-2026-aaty/group_model Source: Original Platform --- .gitattributes | 36 ++++++++++++++ README.md | 106 +++++++++++++++++++++++++++++++++++++++++ chat_template.jinja | 89 ++++++++++++++++++++++++++++++++++ config.json | 63 ++++++++++++++++++++++++ generation_config.json | 10 ++++ model.safetensors | 3 ++ tokenizer.json | 3 ++ tokenizer_config.json | 30 ++++++++++++ 8 files changed, 340 insertions(+) create mode 100644 .gitattributes create mode 100644 README.md create mode 100644 chat_template.jinja create mode 100644 config.json create mode 100644 generation_config.json create mode 100644 model.safetensors create mode 100644 tokenizer.json create mode 100644 tokenizer_config.json diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..52373fe --- /dev/null +++ b/.gitattributes @@ -0,0 +1,36 @@ +*.7z filter=lfs diff=lfs merge=lfs -text +*.arrow filter=lfs diff=lfs merge=lfs -text +*.bin filter=lfs diff=lfs merge=lfs -text +*.bz2 filter=lfs diff=lfs merge=lfs -text +*.ckpt filter=lfs diff=lfs merge=lfs -text +*.ftz filter=lfs diff=lfs merge=lfs -text +*.gz filter=lfs diff=lfs merge=lfs -text +*.h5 filter=lfs diff=lfs merge=lfs -text +*.joblib filter=lfs diff=lfs merge=lfs -text +*.lfs.* filter=lfs diff=lfs merge=lfs -text +*.mlmodel filter=lfs diff=lfs merge=lfs -text +*.model filter=lfs diff=lfs merge=lfs -text +*.msgpack filter=lfs diff=lfs merge=lfs -text +*.npy filter=lfs diff=lfs merge=lfs -text +*.npz filter=lfs diff=lfs merge=lfs -text +*.onnx filter=lfs diff=lfs merge=lfs -text +*.ot filter=lfs diff=lfs merge=lfs -text +*.parquet filter=lfs diff=lfs merge=lfs -text +*.pb filter=lfs diff=lfs merge=lfs -text +*.pickle filter=lfs diff=lfs merge=lfs -text +*.pkl filter=lfs diff=lfs merge=lfs -text +*.pt filter=lfs diff=lfs merge=lfs -text +*.pth filter=lfs diff=lfs merge=lfs -text +*.rar filter=lfs diff=lfs merge=lfs -text +*.safetensors filter=lfs diff=lfs merge=lfs -text +saved_model/**/* filter=lfs diff=lfs merge=lfs -text +*.tar.* filter=lfs diff=lfs merge=lfs -text +*.tar filter=lfs diff=lfs merge=lfs -text +*.tflite filter=lfs diff=lfs merge=lfs -text +*.tgz filter=lfs diff=lfs merge=lfs -text +*.wasm filter=lfs diff=lfs merge=lfs -text +*.xz filter=lfs diff=lfs merge=lfs -text +*.zip filter=lfs diff=lfs merge=lfs -text +*.zst filter=lfs diff=lfs merge=lfs -text +*tfevents* filter=lfs diff=lfs merge=lfs -text +tokenizer.json filter=lfs diff=lfs merge=lfs -text diff --git a/README.md b/README.md new file mode 100644 index 0000000..fc2ffe2 --- /dev/null +++ b/README.md @@ -0,0 +1,106 @@ +--- +license: apache-2.0 +base_model: Qwen/Qwen3-1.7B +pipeline_tag: text-generation +library_name: transformers +language: +- en +- it +- es +- zh +- ru +- hi +datasets: +- cs-552-2026-aaty/sft_mixture +- cs-552-2026-aaty/grpo_mixture +tags: +- qwen3 +- group-model +- reasoning +- sft +- grpo +- cs-552 +- mnlp +metrics: +- accuracy +--- + +# group_model + +Group model for team **AATY**, CS-552 MNLP (EPFL). It is `Qwen/Qwen3-1.7B` +post-trained with supervised fine-tuning followed by GRPO, and is the +whole-team submission evaluated on all four domains: math, general knowledge, +safety, and multilinguality. Its leaderboard rank is the 4-domain average. + +## Model details + +- **Base model:** `Qwen/Qwen3-1.7B` +- **Post-training:** SFT (LoRA adapter, merged back into the base weights), + then GRPO seeded from the SFT checkpoint with reward functions for the math + and reasoning objectives +- **Domains:** math (free-form, pass@8) and general knowledge, safety, + multilinguality (multiple-choice, pass@1) +- **Format:** vLLM-loadable safetensors with `config.json`, + `generation_config.json`, and a tokenizer `chat_template` + +## Output contract + +The model writes its reasoning and then wraps the final answer in `\boxed{...}`. +The training mix covers both question styles, because the group model is scored +on both: + +Free-form: + +``` +Q: What is the smallest prime greater than 100? +A: ...reasoning... \boxed{101} +``` + +Multiple-choice (the boxed content is the option letter, with 2 to 20 options): + +``` +Q: Which of the following is a noble gas? +A) Oxygen +B) Argon +C) Nitrogen +D) Hydrogen +A: ...reasoning... \boxed{B} +``` + +## Thinking mode + +This model runs in **thinking mode**: it emits a `...` reasoning +block before the final `\boxed{...}` answer. Thinking is forced on inside the +chat template, because the evaluation passes only +`tokenizer.apply_chat_template(messages, add_generation_prompt=True)` with no +`enable_thinking` argument, so the template default is the only signal honored. + +The relevant line in `chat_template.jinja`: + +```jinja +{%- set enable_thinking = true %} +``` + +## Usage + +```python +from transformers import AutoTokenizer, AutoModelForCausalLM + +tok = AutoTokenizer.from_pretrained("cs-552-2026-aaty/group_model") +model = AutoModelForCausalLM.from_pretrained("cs-552-2026-aaty/group_model") + +messages = [{"role": "user", "content": "What is the capital of Australia?"}] +prompt = tok.apply_chat_template(messages, tokenize=False, add_generation_prompt=True) +inputs = tok(prompt, return_tensors="pt").to(model.device) +out = model.generate(**inputs, max_new_tokens=512) +print(tok.decode(out[0], skip_special_tokens=True)) +``` + +## Training data + +- **SFT:** `cs-552-2026-aaty/sft_mixture`, the chat-formatted mixture built from + public QA, knowledge, instruction, and math datasets. +- **GRPO:** `cs-552-2026-aaty/grpo_mixture`, prompts with verifiable answers + used for reward-driven optimization. + +See the team data pipeline in `code/data/` for the exact sources and filters. \ No newline at end of file diff --git a/chat_template.jinja b/chat_template.jinja new file mode 100644 index 0000000..2613cd7 --- /dev/null +++ b/chat_template.jinja @@ -0,0 +1,89 @@ +{%- if enable_thinking is not defined %}{%- set enable_thinking = true %}{%- endif %}{%- if tools %} + {{- '<|im_start|>system\n' }} + {%- if messages[0].role == 'system' %} + {{- messages[0].content + '\n\n' }} + {%- endif %} + {{- "# Tools\n\nYou may call one or more functions to assist with the user query.\n\nYou are provided with function signatures within XML tags:\n" }} + {%- for tool in tools %} + {{- "\n" }} + {{- tool | tojson }} + {%- endfor %} + {{- "\n\n\nFor each function call, return a json object with function name and arguments within XML tags:\n\n{\"name\": , \"arguments\": }\n<|im_end|>\n" }} +{%- else %} + {%- if messages[0].role == 'system' %} + {{- '<|im_start|>system\n' + messages[0].content + '<|im_end|>\n' }} + {%- endif %} +{%- endif %} +{%- set ns = namespace(multi_step_tool=true, last_query_index=messages|length - 1) %} +{%- for message in messages[::-1] %} + {%- set index = (messages|length - 1) - loop.index0 %} + {%- if ns.multi_step_tool and message.role == "user" and message.content is string and not(message.content.startswith('') and message.content.endswith('')) %} + {%- set ns.multi_step_tool = false %} + {%- set ns.last_query_index = index %} + {%- endif %} +{%- endfor %} +{%- for message in messages %} + {%- if message.content is string %} + {%- set content = message.content %} + {%- else %} + {%- set content = '' %} + {%- endif %} + {%- if (message.role == "user") or (message.role == "system" and not loop.first) %} + {{- '<|im_start|>' + message.role + '\n' + content + '<|im_end|>' + '\n' }} + {%- elif message.role == "assistant" %} + {%- set reasoning_content = '' %} + {%- if message.reasoning_content is string %} + {%- set reasoning_content = message.reasoning_content %} + {%- else %} + {%- if '' in content %} + {%- set reasoning_content = content.split('')[0].rstrip('\n').split('')[-1].lstrip('\n') %} + {%- set content = content.split('')[-1].lstrip('\n') %} + {%- endif %} + {%- endif %} + {%- if loop.index0 > ns.last_query_index %} + {%- if loop.last or (not loop.last and reasoning_content) %} + {{- '<|im_start|>' + message.role + '\n\n' + reasoning_content.strip('\n') + '\n\n\n' + content.lstrip('\n') }} + {%- else %} + {{- '<|im_start|>' + message.role + '\n' + content }} + {%- endif %} + {%- else %} + {{- '<|im_start|>' + message.role + '\n' + content }} + {%- endif %} + {%- if message.tool_calls %} + {%- for tool_call in message.tool_calls %} + {%- if (loop.first and content) or (not loop.first) %} + {{- '\n' }} + {%- endif %} + {%- if tool_call.function %} + {%- set tool_call = tool_call.function %} + {%- endif %} + {{- '\n{"name": "' }} + {{- tool_call.name }} + {{- '", "arguments": ' }} + {%- if tool_call.arguments is string %} + {{- tool_call.arguments }} + {%- else %} + {{- tool_call.arguments | tojson }} + {%- endif %} + {{- '}\n' }} + {%- endfor %} + {%- endif %} + {{- '<|im_end|>\n' }} + {%- elif message.role == "tool" %} + {%- if loop.first or (messages[loop.index0 - 1].role != "tool") %} + {{- '<|im_start|>user' }} + {%- endif %} + {{- '\n\n' }} + {{- content }} + {{- '\n' }} + {%- if loop.last or (messages[loop.index0 + 1].role != "tool") %} + {{- '<|im_end|>\n' }} + {%- endif %} + {%- endif %} +{%- endfor %} +{%- if add_generation_prompt %} + {{- '<|im_start|>assistant\n' }} + {%- if enable_thinking is defined and enable_thinking is false %} + {{- '\n\n\n\n' }} + {%- endif %} +{%- endif %} \ No newline at end of file diff --git a/config.json b/config.json new file mode 100644 index 0000000..fc136f7 --- /dev/null +++ b/config.json @@ -0,0 +1,63 @@ +{ + "architectures": [ + "Qwen3ForCausalLM" + ], + "attention_bias": false, + "attention_dropout": 0.0, + "bos_token_id": 151643, + "dtype": "bfloat16", + "eos_token_id": 151645, + "head_dim": 128, + "hidden_act": "silu", + "hidden_size": 2048, + "initializer_range": 0.02, + "intermediate_size": 6144, + "layer_types": [ + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention", + "full_attention" + ], + "max_position_embeddings": 40960, + "max_window_layers": 28, + "model_type": "qwen3", + "num_attention_heads": 16, + "num_hidden_layers": 28, + "num_key_value_heads": 8, + "pad_token_id": null, + "rms_norm_eps": 1e-06, + "rope_parameters": { + "rope_theta": 1000000, + "rope_type": "default" + }, + "sliding_window": null, + "tie_word_embeddings": true, + "transformers_version": "5.9.0", + "use_cache": true, + "use_sliding_window": false, + "vocab_size": 151936 +} diff --git a/generation_config.json b/generation_config.json new file mode 100644 index 0000000..8ed8a3b --- /dev/null +++ b/generation_config.json @@ -0,0 +1,10 @@ +{ + "do_sample": true, + "eos_token_id": 151645, + "max_new_tokens": 4096, + "pad_token_id": 151643, + "temperature": 0.3, + "top_k": 20, + "top_p": 0.95, + "transformers_version": "5.9.0" +} diff --git a/model.safetensors b/model.safetensors new file mode 100644 index 0000000..67ca0b9 --- /dev/null +++ b/model.safetensors @@ -0,0 +1,3 @@ +version https://git-lfs.github.com/spec/v1 +oid sha256:6ac054308a62e93ee86f43668eacc4670a8082922ab66ebd35f31fbe454f9416 +size 3441185608 diff --git a/tokenizer.json b/tokenizer.json new file mode 100644 index 0000000..c7afbed --- /dev/null +++ b/tokenizer.json @@ -0,0 +1,3 @@ +version https://git-lfs.github.com/spec/v1 +oid sha256:be75606093db2094d7cd20f3c2f385c212750648bd6ea4fb2bf507a6a4c55506 +size 11422650 diff --git a/tokenizer_config.json b/tokenizer_config.json new file mode 100644 index 0000000..770e41d --- /dev/null +++ b/tokenizer_config.json @@ -0,0 +1,30 @@ +{ + "add_prefix_space": false, + "backend": "tokenizers", + "bos_token": null, + "clean_up_tokenization_spaces": false, + "eos_token": "<|im_end|>", + "errors": "replace", + "extra_special_tokens": [ + "<|im_start|>", + "<|im_end|>", + "<|object_ref_start|>", + "<|object_ref_end|>", + "<|box_start|>", + "<|box_end|>", + "<|quad_start|>", + "<|quad_end|>", + "<|vision_start|>", + "<|vision_end|>", + "<|vision_pad|>", + "<|image_pad|>", + "<|video_pad|>" + ], + "is_local": false, + "local_files_only": false, + "model_max_length": 131072, + "pad_token": "<|endoftext|>", + "split_special_tokens": false, + "tokenizer_class": "Qwen2Tokenizer", + "unk_token": null +}