| | Ekzekuto në Google Colab | | | Shiko burimin në GitHub |
Gemma është një familje modelesh të hapura, të lehta dhe të teknologjisë së fundit, të ndërtuara nga i njëjti kërkim dhe teknologji e përdorur për të krijuar modelet Gemini . Gemma 4 është projektuar të jetë familja më efikase e modeleve me peshë të hapur në botë.
Ky dokument demonstron se si të përdoren aftësitë e të menduarit të Gemma 4 për të gjeneruar procese arsyetimi përpara se të jepet një përgjigje përfundimtare. Do të mësoni se si të aktivizoni modalitetin e të menduarit për detyrat vetëm me tekst dhe ato multimodale (imazh-tekst) duke përdorur bibliotekën transformers Hugging Face, dhe si të analizoni rezultatin për të ndarë të menduarit nga përgjigjja.
Ky laptop do të funksionojë me GPU T4.
Instaloni paketat Python
Instaloni bibliotekat Hugging Face të nevojshme për të ekzekutuar modelin Gemma dhe për të bërë kërkesa.
# Install PyTorch & other librariespip install torch accelerate# Install the transformers librarypip install transformers
Modeli i Ngarkimit
Përdorni libraritë transformers për të krijuar një instancë të një processor dhe model duke përdorur klasat AutoProcessor dhe AutoModelForImageTextToText siç tregohet në shembullin e mëposhtëm të kodit:
MODEL_ID = "google/gemma-4-E2B-it" # @param ["google/gemma-4-E2B-it","google/gemma-4-E4B-it", "google/gemma-4-31B-it", "google/gemma-4-26B-A4B-it"]
from transformers import AutoProcessor, AutoModelForMultimodalLM
model = AutoModelForMultimodalLM.from_pretrained(MODEL_ID, dtype="auto", device_map="auto")
processor = AutoProcessor.from_pretrained(MODEL_ID)
Loading weights: 0%| | 0/2011 [00:00<?, ?it/s]
Një përfundim i vetëm me tekst me të menduarit
Për të gjeneruar një përgjigje duke përdorur aftësitë e të menduarit të modelit, kaloni enable_thinking=True , procesori do të fusë tokenët e saktë të të menduarit në kërkesë, duke i udhëzuar modelit të mendojë përpara se të përgjigjet.
| Madhësia e modelit | Shteti i të menduarit | Struktura / Prodhimi i Shabllonit |
|---|---|---|
| E2B/E4B | JOAKTIV | <|turn>user\n[Prompt]<turn|>\n<|turn>model |
| E2B/E4B | AKTIV | <|turn>system\n<|think|><turn|>\n<|turn>user\n[Prompt]<turn|>\n<|turn>model |
| 26B/31B | JOAKTIV | ⚠️ <|turn>user\n[Prompt]<turn|>\n<|turn>model\n<|channel>thought\n<channel|> |
| 26B/31B | AKTIV | <|turn>system\n<|think|><turn|>\n<|turn>user\n[Prompt]<turn|>\n<|turn>model |
from transformers import TextStreamer
message = [
{
"role": "user", "content": "What is the water formula?"
}
]
text = processor.apply_chat_template(message, tokenize=False, add_generation_prompt=True, enable_thinking=True)
inputs = processor(text=text, return_tensors="pt").to(model.device)
input_len = inputs["input_ids"].shape[-1]
streamer = TextStreamer(processor)
outputs = model.generate(**inputs, streamer=streamer, max_new_tokens=1024)
<bos><|turn>system
<|think|><turn|>
<|turn>user
What is the water formula?<turn|>
<|turn>model
<|channel>thought
Thinking Process:
1. **Analyze the Request:** The user is asking, "What is the water formula?"
2. **Interpret the Ambiguity:** The term "water formula" is highly ambiguous. It could refer to several things:
* **Chemical Formula:** \\(\text{H}_2\text{O}\\) (the molecular formula).
* **Physical/Scientific Formula:** The properties of water (e.g., polarity, hydrogen bonding, specific heat).
* **Biological/Chemical Formula:** The role of water in biochemistry (e.g., solvation, hydration shells).
* **Mathematical Formula:** Equations relating to water cycles, thermodynamics, or fluid dynamics.
* **Culinary/Recipe Formula:** A specific recipe.
* **A specific context missing:** Is this related to chemistry, physics, biology, engineering, or something else?
3. **Determine the Most Likely Interpretation:** In a general knowledge context, when someone asks for a "formula" related to water, they most often mean the fundamental chemical structure.
4. **Formulate the Primary Answer (Chemical):** State the chemical formula and briefly explain what it represents.
5. **Address the Ambiguity (Provide Context/Alternatives):** Since the request is vague, offer other possible interpretations so the user can clarify.
6. **Review Constraints (Self-Correction/Identity Check):** I am Gemma 4, an LLM. I can provide factual information based on my knowledge base. No tools are needed. The answer should be clear and comprehensive.
7. **Draft the Response Structure:**
* Start with the most direct answer (Chemical Formula).
* Explain the components and bonding.
* Offer context for other possible meanings. (Drafting the final response based on this structure.)<channel|>The term "water formula" can be interpreted in several ways, depending on the context (chemistry, physics, biology, etc.).
Here are the most common interpretations:
### 1. Chemical Formula (The Most Common Answer)
The fundamental chemical formula for water is:
$$\text{H}_2\text{O}$$
* **H** represents the element **Hydrogen**.
* **O** represents the element **Oxygen**.
This formula indicates that one molecule of water is composed of two hydrogen atoms covalently bonded to one oxygen atom.
### 2. Molecular Structure and Bonding
Beyond the formula, the "formula" also describes how the atoms interact:
* **Polarity:** Water is a highly **polar** molecule. Oxygen is much more electronegative than hydrogen, meaning it pulls the shared electrons closer to itself. This creates a partial negative charge (\\(\delta^-\\)) on the oxygen atom and partial positive charges (\\(\delta^+\\)) on the hydrogen atoms.
* **Hydrogen Bonding:** The polarity allows water molecules to form **hydrogen bonds** with each other. This strong attraction is responsible for water's unique physical properties, such as its high specific heat, its ability to dissolve many substances (its role as a universal solvent), and its high surface tension.
### 3. Formula in Physics/Thermodynamics
If you are referring to a physical formula, it might relate to:
* **Specific Heat Capacity:** The amount of energy required to raise the temperature of a given mass of water by one degree.
* **Density and Volume:** Equations relating the mass, volume, and density of water under different temperatures and pressures.
***
**In summary, if you are asking for the basic chemical makeup, the formula is \\(\text{H}_2\text{O}\\).**
If you are looking for a specific formula in a different field (like a mathematical equation or a biological reaction), please provide more context!<turn|>
Pasi të gjenerohet teksti, përgjigjja do të përmbajë si blloqet e arsyetimit ashtu edhe përgjigjen përfundimtare të kufizuar nga tokena të veçantë. Mund të përdorni programin parse_response për t'i nxjerrë ato lehtësisht në një fjalor që përmban thinking dhe answer .
response = processor.decode(outputs[0][input_len:], skip_special_tokens=False)
result = processor.parse_response(response)
for key, value in result.items():
if key == "role":
print(f"Role: {value}")
elif key == "thinking":
print(f"\n=== Thoughts ===\n{value}")
elif key == "content":
print(f"\n=== Answer ===\n{value}")
elif key == "tool_calls":
print(f"\n=== Tool Calls ===\n{value}")
else:
print(f"\n{key}: {value}...\n")
Role: assistant
=== Thoughts ===
Thinking Process:
1. **Analyze the Request:** The user is asking, "What is the water formula?"
2. **Interpret the Ambiguity:** The term "water formula" is highly ambiguous. It could refer to several things:
* **Chemical Formula:** \\(\text{H}_2\text{O}\\) (the molecular formula).
* **Physical/Scientific Formula:** The properties of water (e.g., polarity, hydrogen bonding, specific heat).
* **Biological/Chemical Formula:** The role of water in biochemistry (e.g., solvation, hydration shells).
* **Mathematical Formula:** Equations relating to water cycles, thermodynamics, or fluid dynamics.
* **Culinary/Recipe Formula:** A specific recipe.
* **A specific context missing:** Is this related to chemistry, physics, biology, engineering, or something else?
3. **Determine the Most Likely Interpretation:** In a general knowledge context, when someone asks for a "formula" related to water, they most often mean the fundamental chemical structure.
4. **Formulate the Primary Answer (Chemical):** State the chemical formula and briefly explain what it represents.
5. **Address the Ambiguity (Provide Context/Alternatives):** Since the request is vague, offer other possible interpretations so the user can clarify.
6. **Review Constraints (Self-Correction/Identity Check):** I am Gemma 4, an LLM. I can provide factual information based on my knowledge base. No tools are needed. The answer should be clear and comprehensive.
7. **Draft the Response Structure:**
* Start with the most direct answer (Chemical Formula).
* Explain the components and bonding.
* Offer context for other possible meanings. (Drafting the final response based on this structure.)
=== Answer ===
The term "water formula" can be interpreted in several ways, depending on the context (chemistry, physics, biology, etc.).
Here are the most common interpretations:
### 1. Chemical Formula (The Most Common Answer)
The fundamental chemical formula for water is:
$$\text{H}_2\text{O}$$
* **H** represents the element **Hydrogen**.
* **O** represents the element **Oxygen**.
This formula indicates that one molecule of water is composed of two hydrogen atoms covalently bonded to one oxygen atom.
### 2. Molecular Structure and Bonding
Beyond the formula, the "formula" also describes how the atoms interact:
* **Polarity:** Water is a highly **polar** molecule. Oxygen is much more electronegative than hydrogen, meaning it pulls the shared electrons closer to itself. This creates a partial negative charge (\\(\delta^-\\)) on the oxygen atom and partial positive charges (\\(\delta^+\\)) on the hydrogen atoms.
* **Hydrogen Bonding:** The polarity allows water molecules to form **hydrogen bonds** with each other. This strong attraction is responsible for water's unique physical properties, such as its high specific heat, its ability to dissolve many substances (its role as a universal solvent), and its high surface tension.
### 3. Formula in Physics/Thermodynamics
If you are referring to a physical formula, it might relate to:
* **Specific Heat Capacity:** The amount of energy required to raise the temperature of a given mass of water by one degree.
* **Density and Volume:** Equations relating the mass, volume, and density of water under different temperatures and pressures.
***
**In summary, if you are asking for the basic chemical makeup, the formula is \\(\text{H}_2\text{O}\\).**
If you are looking for a specific formula in a different field (like a mathematical equation or a biological reaction), please provide more context!
Një përfundim i vetëm imazhi
Procedura për përdorimin e modelit të të menduarit me të dhëna vizuale është shumë e ngjashme. Ju mund të ofroni një imazh si pjesë të vargut të messages . Thjesht sigurohuni që ta kaloni imazhin te procesori së bashku me tekstin e formatuar dhe modeli do të arsyetojë rreth të dhënave vizuale përpara se të përgjigjet.
from PIL import Image
import matplotlib.pyplot as plt
prompt = "What is shown in this image?"
image_url = "https://raw.githubusercontent.com/google-gemma/cookbook/refs/heads/main/Demos/sample-data/GoldenGate.png"
# download image
!wget -q {image_url} -O image.png
image = Image.open("image.png")
# Display all images
print("=== Downloaded image ===")
fig, ax = plt.subplots(1, 1, figsize=(5, 5))
ax.imshow(image)
ax.set_title("Image 1")
ax.axis("off")
plt.tight_layout()
plt.show()
message = [
{
"role": "user", "content": [
{"type": "image"},
{"type": "text", "text": prompt}
]
}
]
text = processor.apply_chat_template(message, tokenize=False, add_generation_prompt=True, enable_thinking=True)
inputs = processor(text=text, images=image, return_tensors="pt").to(model.device)
input_len = inputs["input_ids"].shape[-1]
outputs = model.generate(**inputs, max_new_tokens=1024)
response = processor.decode(outputs[0][input_len:], skip_special_tokens=False)
result = processor.parse_response(response)
for key, value in result.items():
if key == "role":
print(f"Role: {value}")
elif key == "thinking":
print(f"\n=== Thoughts ===\n{value}")
elif key == "content":
print(f"\n=== Answer ===\n{value}")
elif key == "tool_calls":
print(f"\n=== Tool Calls ===\n{value}")
else:
print(f"\n{key}: {value}...\n")
=== Downloaded image ===

Role: assistant
=== Thoughts ===
Here's a thinking process to arrive at the suggested description:
1. **Analyze the Image Content:**
* **Dominant Feature:** A large suspension bridge with distinctive red/orange trusswork. This is immediately recognizable as the Golden Gate Bridge.
* **Setting:** Water (a large body of water, likely the bay/ocean).
* **Foreground/Midground:**
* Water in the immediate foreground (dark blue/green).
* A rocky outcrop/island in the middle foreground.
* A substantial stone/brick structure to the left (part of the bridge approach or a related structure).
* **Background:** Hazy landmasses/hills behind the bridge.
* **Sky:** Clear, light blue sky.
* **Atmosphere/Lighting:** Bright daylight, clear weather.
2. **Identify Key Elements for Description:**
* The Bridge (Golden Gate Bridge).
* The Water/Bay.
* The Coastal/Land features.
3. **Draft the Description (Focusing on detail and clarity):**
* *Initial thought:* It's a picture of the Golden Gate Bridge over the water.
* *Refinement (Adding detail):* The image shows the iconic red suspension bridge spanning a body of water. There is a rocky island in the foreground and some structures on the shore.
* *Enhancement (Adding context and visual appeal):* Mention the color, the scale, and the atmosphere.
4. **Final Polish and Structure (Grouping similar ideas):** (This leads to the final structured response.)
* *Identification:* State clearly what the main subject is.
* *Setting:* Describe the environment (water, sky).
* *Details:* Mention specific foreground and background elements.
5. **Review against the original prompt:** (The prompt asks "What is shown in this image?") The description accurately reflects the visual evidence. (Self-Correction: Ensure the identification is confident, which it is, based on the structure and color.)
=== Answer ===
This image shows the **Golden Gate Bridge** spanning a body of water, likely the San Francisco Bay.
Here is a breakdown of what is visible:
* **The Golden Gate Bridge:** The iconic red/orange suspension bridge dominates the frame, stretching across the water. Its distinctive structure and massive towers are clearly visible.
* **Water:** A large expanse of blue-green water fills the foreground and midground.
* **Foreground Elements:** In the immediate foreground, there is a dark, rocky outcrop or small island.
* **Shoreline/Structures:** To the left, there are stone and brick structures, suggesting the land or approach to the bridge.
* **Background:** Hazy hills or landmasses are visible in the distance behind the bridge.
* **Atmosphere:** The scene is brightly lit under a clear, light blue sky, suggesting fair weather.
In summary, it is a scenic photograph capturing the majestic view of the Golden Gate Bridge.
Përmbledhje dhe hapat e mëtejshëm
Në këtë udhëzues, mësuat se si të përdorni aftësitë e të menduarit të modeleve Gemma 4 për të gjeneruar procese arsyetimi para përgjigjeve përfundimtare. Ju trajtuat:
- Aktivizimi i modalitetit të të menduarit duke përdorur
enable_thinking=Truenëapply_chat_template. - Duke përdorur
TextStreamerpër të vëzhguar procesin e të menduarit në kohë reale. - Duke analizuar rezultatin e kombinuar në blloqe të veçanta
thinkingdheanswerduke përdorurparse_response. - Zbatimi i aftësive të të menduarit në detyra multimodale (imazh + tekst).
Hapat e ardhshëm
Eksploro më shumë aftësi të Gemma 4:
Ekzekuto në Google Colab
Shiko burimin në GitHub