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LoRA Model Card: svjack/Flux_Xiang_lora

Radiant Youth Dynamism Synthesis

Base Model: flux.1-dev-SRPO-bf16.safetensors
Fine-tuned Adapters:

  • Chinese_idol_flex2_lora_v1_000004500.safetensors (weight: 0.3)
  • FLUX-dev-lora-add_details.safetensors (weight: 0.5)
  • Flux_Xiang_lora_000005250.safetensors (weight: 1.0 or 1.1)

Key Strengths:

  • Vibrant Realism: Expertly captures the lively essence of East Asian youth with a focus on natural, everyday scenes.
  • Dynamic Lighting: Renders sunlight, indoor lighting, and environmental reflections with nuanced subtlety.
  • Detailed Textures: Precisely depicts fabric details (e.g., hoodies, jeans, casual clothing), skin gloss, and environmental elements.
  • Emotional Authenticity: Conveys a spectrum of moods, from joyful exuberance to tranquil relaxation, with expressive facial features and body language.
  • Photorealistic Aesthetics: Optimized for high-quality photorealistic rendering, blending realism with vibrant artistic expression.
  • Black Hair Version: Real hair feature of Wang Xiang is Very fine, thick black hair. Provide thick black hair version images, This version is closer to the real and beautiful Wang Xiang.
  • Examples: Huggingface dataset https://huggingface.co/datasets/svjack/Xiang_Handsome_Flux_SRPO_Pics are images generated by these models.

Optimized Example Prompts

Example 1: Rustic Indoor Portrait

Prompt:

This photograph features a young Asian man with glasses with fair skin,
short black hair, and brown eyes, smiling warmly at the camera.
He is wearing a grey sleeveless hoodie with white drawstrings.
The background reveals a rustic indoor setting with wooden beams,
large windows, and potted green plants. Sunlight filters through the windows,
casting a natural light on the subject. The image has a soft,
 warm tone, emphasizing the man's youthful and friendly appearance.
The overall composition is casual and inviting.

Adapters:

  • Chinese_idol_flex2_lora_v1_000004500.safetensors (0.3)
  • FLUX-dev-lora-add_details.safetensors (0.5)
  • Flux_Xiang_lora_000005250.safetensors (1.0)

Key Features:

  • Natural sunlight filtering through windows with soft shadow effects
  • Detailed texture of fabric and environmental elements
  • Expressive facial features capturing warmth and friendliness

  • Black Hair


Example 2: Classroom Scene

Prompt:

Photograph of a young Asian male with glasses, fair skin, and black,
 slightly tousled hair. He has a slender build and is wearing a
gray hooded sweatshirt without any text or logos. His pants are dark blue jeans.
He is sitting on a classroom chair, in the process of unbuckling his belt.
His hands are engaged in the action at his waist. He has a soft,
neutral expression with slightly parted lips and dark brown eyes.
The background includes a bright, overexposed window,
creating a stark contrast with his dark clothing.
The image has soft, natural light and a slightly grainy texture.

Adapters:

  • Chinese_idol_flex2_lora_v1_000004500.safetensors (0.3)
  • FLUX-dev-lora-add_details.safetensors (0.5)
  • Flux_Xiang_lora_000005250.safetensors (1.0)

Key Features:

  • Stark contrast between overexposed window and dark clothing
  • Detailed fabric textures of hoodie and jeans
  • Natural body posture and hand gestures
  • Soft, grainy texture enhancing photorealistic quality


Example 3: Casual Dormitory Setting

Prompt:

Photograph of a young Asian male with glasses, fair skin, and black,
slightly tousled hair. He has a slender build and
is wearing
​(a black short-sleeved T-shirt and white briefs / only white slim briefs).​​
He is sitting on a chair in a dormitory room, with his hands resting
on his thighs or near his waist. His expression is soft and neutral,
with slightly parted lips and dark brown eyes. The background includes
typical dormitory elements such as a desk, books, or a bed,
and the lighting is soft with a slightly grainy texture.

Adapters:

  • Chinese_idol_flex2_lora_v1_000004500.safetensors (0.3)
  • FLUX-dev-lora-add_details.safetensors (0.5)
  • Flux_Xiang_lora_000005250.safetensors (1.0)

Key Features:

  • Soft, neutral expression with detailed facial features
  • Authentic dormitory setting with typical elements
  • Detailed fabric textures of clothing
  • Soft lighting with grainy texture for photorealistic effect

  • a black short-sleeved T-shirt and white briefs

  • only white slim briefs

  • Black Hair


Example 4: Dormitory Interior

Prompt:

Photograph of a young Asian male named Xiang with fair skin and short black hair,
wearing thin-framed glasses. He is ​​shirtless​​, revealing his slender
yet defined upper torso,
 while his lower body is clad in a pair of ​​dark blue jeans​​
that fit snugly around his hips and thighs. His expression is tender and contemplative,
 with a soft gaze directed toward the camera, lips slightly parted.
The background features a cozy dormitory setting, with soft natural light
streaming from a window to illuminate his figure. The contrast between his bare
skin and the deep hue of the jeans adds visual depth to the composition.
Typical dorm elements—a wooden desk, scattered books, and a partially
visible bed—enhance the intimate and relatable atmosphere

Adapters:

  • Chinese_idol_flex2_lora_v1_000004500.safetensors (0.3)
  • FLUX-dev-lora-add_details.safetensors (0.5)
  • Flux_Xiang_lora_000005250.safetensors (1.0)

Key Features:

  • Contrast between bare skin and dark jeans
  • Soft natural lighting from window
  • Detailed depiction of dormitory environment
  • Intimate and contemplative atmosphere

  • Black Hair


Example 5: Frontal lens results using ControlNet

  • Pose Ref Image

  • Output Grid Image


Technical Parameters

Setting Recommendation Notes
CFG Scale 1 (Fixed) FLUX.1 architecture requirement
Sampler uni_pc Optimal for photorealistic rendering
Steps 20 Balances detail and speed
Resolution 1024x1024 Maintains VRAM efficiency
Motion Factor 1-5 Adjust for scene dynamics: lower for stillness, higher for action

Performance Profile

  • VRAM Usage: ~20GB at 1014x1024 (RTX 4090)
  • Troubleshooting:
    • Overexposed Skin: Add soft_light, subtle_shadow to negative prompts
    • Stiff Gestures: Increase motion factor + natural_movement token
    • Texture Artifacts: Apply detail_refiner node at 0.3 strength

License

CC-BY-NC-SA 4.0 (Non-commercial, share-alike)
Community Hub: https://huggingface.co/svjack/Flux_Xiang_lora/discussions


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