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
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✨ 即刻玩 AI 畫圖
Use the original face exactly as it is, without changing a details. A stunning, highly detailed portrait of a beautiful young woman styled in a classic 1940s/1950s pin-up/rockabilly aesthetic. 👩 Character Details • Expression: Confident, warm, and inviting smile with a direct gaze toward the viewer. • Makeup: Flawless skin, bold red lipstick, defined eyebrows, classic winged black eyeliner, and a subtle rosy blush. • Hair: Dark brown, perfectly styled into voluminous, glossy victory rolls and soft, structured waves. • Accessories: A small red and white polka-dot bow tied into her hair, a simple, elegant strand of pearl beads around her neck, and delicate dangle pearl earrings. 👗 Outfit • A sleeveless, low-cut red dress with a white polka-dot pattern. The neckline features white trim (or a white inset) and a ruffled edge along the shoulders/bodice. The white trim is visible in the cleavage area. 📍 Setting & Environment • Location: An indoor setting resembling a classic American diner or café with a retro ambiance. • Background: The background is slightly blurred (shallow depth of field), featuring deep red booth seating and white/grey counter areas and subtle gold/brass accents. Other patrons are indistinctly visible in the background. • Foreground: The woman is seated at a table or counter, leaning slightly forward with her chin resting on her hand. A white coffee cup and saucer is visible in the lower left corner. 🎨 Style & Quality • Lighting: Soft, flattering, warm studio lighting that highlights her features and the glossy texture of her hair. • Art Style: Hyper-realistic, high-resolution digital painting or photography, with sharp focus on the woman. • Composition: Close-up to mid-torso portrait shot. Google Gemini / Meta AI 🎯💯 Promte ✅ A hyper-realistic night portrait of a handsome young man leaning casually against a black luxury car, laughing heartily with head tilted slightly back. He has a groomed beard, short styled dark hair, and is wearing a plain black long-sleeve crewneck sweatshirt. The lighting is low-key and cinematic, with the subject's face warmly illuminated against the darkness. The background features a dark street with beautiful, creamy golden bokeh orbs from distant streetlights and car headlights. Shot on a Sony A7R IV with an 85mm f/1.4 lens, shallow depth of field, sharp focus on the smile, high contrast, moody urban night atmosphere, 8k resolution. Size 4:5 ratio 100% use my upload reference image A low-angle, wide-lens street shot in a bustling cityscape (similar to Shibuya, Tokyo). A young woman crouches confidently beside a modified, glossy purple sports car with a Japanese license plate. She wears a black graphic tee, cargo pants, white sneakers, and silver jewelry. The background features tall glass skyscrapers, colorful billboards, neon signage, and warm late-afternoon lighting. Strong perspective distortion emphasizes the height of the buildings and the car’s aggressive stance. The mood is stylish, bold, and modern, capturing urban automotive culture with a cinematic, hyper-real aesthetic. High detail, high contrast, crisp reflections, editorial fashion vibe, dynamic street energy.