IV與期權價格的關係
Finance Uncategorized

IV與期權價格的關係

Implied volatility是期權交易中的一個重要概念，它是指市場對於未來股票波動率的預期值。在期權交易中，波動率是一個非常重要的因素，因為它直接影響期權的價格。當市場預期股票波動率會增加時，...
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VPN101: Openvpn 與 Wireguard的分別
Tech

VPN101: Openvpn 與 Wireguard的分別

在現今的數位時代，隱私和安全已成為人們最關注的議題之一。為了保護個人隱私和數據安全，越來越多的人開始使用VPN（虛擬私人網路）來加密和保護他們的網路流量。然而，選擇一個適合自己的VPN協議並不是一件容...
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甚麼是Chatgpt?
Ai

甚麼是Chatgpt?

Chatgpt是一種基於人工智能技術的對話機器人，它可以進行自然語言對話，並且能夠理解人類的語言和意圖。Chatgpt的全稱是“聊天生成預訓練模型”，它是由OpenAI公司開發的一種人工智能技術，旨在...
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🎨 Nano Banana Pro 圖像生成器｜打幾句說話就出圖

想畫人像、產品圖、插畫？SSFuture 圖像生成器支援 Flux 同 Gemini Nano Banana Pro 改圖 / 合成， 打廣東話都得，仲可以沿用上一張圖繼續微調。

🆓 Flux 模型即玩，不用登入
🤖 登入後解鎖 Gemini 改圖
📷 支援上載參考圖再生成
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✨ 即刻玩 AI 畫圖
Photorealistic recreation of the iconic grocery shopping scene from Home Alone, set on a snowy winter street in New York City with yellow taxis, steam rising from manholes, holiday lights on buildings, and pedestrians in the background. In the foreground, a man (his face is 100% same as the uploaded photo), smile gently, wearing a white sweater and a light beige scarf around his neck, is taking a selfie-style close-up photo. Behind him and slightly to the right, a young boy (recreated exactly like Kevin McCallister from Home Alone) with short blonde hair, wide-eyed surprised expression, wearing a red knit hat, red scarf, beige coat, gray gloves, holding two full plastic grocery bags (one with oranges visible, the other with a carton of milk and cereal boxes). The boy is standing on the snowy sidewalk looking shocked. Cinematic lighting, cold winter atmosphere, high detail, sharp focus, realistic textures on clothing and snow, film still style from 1990s holiday movie. Use the original face exactly as it is, without changing a details. A female model with sharp features, defined cheekbones, and intense, direct eye contact (though eyes are slightly in shadow from the hat). • Aesthetic: Vintage fashion, Pin-up, 1950s/1960s style, high-glamour, summer resort wear. • Lighting: Bright, harsh sunlight creating high contrast and crisp shadows. The light should perfectly illuminate the skin and the vibrant colors of the dress. • Color Palette: Dominated by vibrant yellow, crisp white, and bold red, accented by deep black. Specific Outfit & Details: • Dress: A bright yellow halter-neck sundress with a classic white polka-dot pattern. It has a fitted, sweetheart neckline or bustier-style top that enhances the silhouette. • Accessories: • A very large, wide-brimmed sun hat in crisp white (or light straw/fabric) that casts a shadow over the upper face. • A matching yellow polka-dot scarf tied closely around the neck (like an ascot or choker-style). • Large, striking black statement earrings (circular, drop, or bead style). • Bold red lipstick is a key feature, contrasting sharply with the yellow and white. Technical/Camera Details: • Shot: Close-up or medium-close-up portrait, focusing on the torso, neckline, face, and hat. • Depth of Field: Shallow (low f-stop), with the model in sharp focus and the background slightly blurred (bokeh). • Background: Out-of-focus, suggesting a bright outdoor location, with abstract shapes of boats/yachts (white and red accents visible) in a marina setting. Generate an ultra-realistic, highly ultra-detailed, 8k resolution with 1080x1080 pixel portrait of me using the uploaded image for reference (preserved the likeness and the original face for reference) of a striking, high-resolution portrait of a young woman with long, flowing wavy brunette hair, seated gracefully on a simple black wooden chair in a dimly lit studio. She wears an oversized, off-white knitted sweater that drapes loosely over her frame, slipping off one shoulder to reveal smooth skin and add a subtle touch of sensuality. Her pose is elegant and contemplative: one arm rests gently on the chair’s backrest while her hand delicately supports her chin, and her gaze is directed thoughtfully toward the side, creating an intimate and introspective mood. The lighting is expertly crafted with a single soft, directional light source positioned to the side, casting gentle shadows that sculpt her form and highlight the texture of the knitwear and the natural contours of her legs and arms. This chiaroscuro effect enhances the depth and dimensionality of the image, emphasizing the softness of her skin and the intricate weave of the sweater. The background is a smooth, muted dark gray, providing a minimalist and distraction-free backdrop that contrasts beautifully with her light-colored apparel and warm skin tones. *** The composition is a full-body vertical frame that captures the model’s seated posture with perfect balance, positioning her slightly off-center to create visual interest and harmony. The overall color palette is subdued and warm, featuring neutral tones that evoke a sense of calm and understated elegance. The image is impeccably sharp, showcasing fine details such as the delicate waves of her hair, the subtle folds in the fabric, and the natural texture of her skin. The style is classic and timeless, blending modern minimalism with emotive portraiture to convey quiet strength, beauty, and introspection.