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関連する概念動画

Modeling and Similitude01:12

Modeling and Similitude

604
Scaled modeling is a fundamental technique in engineering, enabling the study of large and complex systems by creating smaller, manageable replicas that recreate critical characteristics of the original. In hydrology and civil infrastructure, for example, scaled models of dams help analyze water flow, turbulence, and pressure. This method allows for accurate predictions of real-world behavior within a controlled environment, significantly reducing the cost and time involved in full-scale...
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Three-Dimensional Force System:Problem Solving01:30

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A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
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Three-Dimensional Force System01:30

Three-Dimensional Force System

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In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
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Morphogenesis02:19

Morphogenesis

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Plant morphogenesis—the development of a plant’s form and structure—involves several overlapping developmental processes, including growth and cell differentiation. Precursor cells differentiate into specific cell types, which are organized into the tissues and organ systems that make up the functional plant.
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The craniofacial muscles are a collection of approximately 20 thin skeletal muscles situated beneath the skin of the face and scalp. These muscles, primarily responsible for the vast array of human facial expressions, originate from the bones or fibrous structures of the skull and extend outwards to connect with the skin. While most skeletal muscles in the body are enveloped in thick fascia, facial muscles generally have a more delicate fascial covering, with the buccinator muscle being a...
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Composite Bodies00:55

Composite Bodies

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A composite body is a body made up of multiple parts, connected to form a larger, unified object. Each part has its own weight and center of gravity, which must be considered to determine the center of gravity of the composite body. In cases where the density or specific weight is constant, the center of gravity coincides with the centroid.
Composite bodies have widespread applications in mechanical engineering, from automobiles to aircraft to rockets. For example, an automobile wheel comprises...
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関連する実験動画

Updated: Jan 14, 2026

Author Spotlight: Development of an Automated Camera-Based System for Real-Time Blast Overpressure Monitoring and TBI Risk Assessment in Military Training
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単一画像からのセマンティックコンポーネントベースの3Dキャラクター生成：SeparateGen

Dong-Yang Li, Yi-Long Liu, Zi-Xian Liu

    IEEE transactions on visualization and computer graphics
    |January 12, 2026
    PubMed
    まとめ

    SeparateGenは、セマンティックコンポーネントを分離することにより、単一画像から高品質な3Dキャラクターを作成します。この新しいアプローチは、メッシュの絡まりを解消し、3Dアセットのリギングとアニメーションを容易にします。

    キーワード:
    3Dキャラクター生成単一画像セマンティックコンポーネントメッシュの絡まりリギングアニメーション

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    Last Updated: Jan 14, 2026

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    科学分野:

    • コンピュータビジョン
    • コンピュータグラフィックス
    • 人工知能

    背景:

    • 単一画像からの詳細な3Dキャラクターの生成は、セマンティックコンポーネントの絡まりのために困難です。
    • 既存の方法では、メッシュのトポロジーが悪く、アニメーションやリギングでの使用が制限されることがよくあります。

    研究 の 目的:

    • SeparateGenは、単一画像からの高品質な3Dキャラクター生成のためのフレームワークを導入します。
    • キャラクターを明確にセマンティックコンポーネント（体、衣服、髪、靴）に再構成します。

    主な方法:

    • 一貫した標準的なAポーズ画像を生成するために、マルチビュー拡散モデルを利用します。
    • 高忠実度のコンポーネント分解と再構成のために、新しいコンポーネント認識再構成モデル（SC-LRM）を採用します。
    • コンポーネントレベルのアノテーションを持つ7,580のスタイル3Dキャラクターの大規模データセットであるSC-Animeを導入します。

    主要な成果:

    • SeparateGenは、再構成品質とマルチビューの一貫性において、最先端の方法を大幅に上回っています。
    • コンポーネントベースのアプローチは、メッシュの絡まりの問題を効果的に解決します。
    • 生成されたキャラクターは、シームレスなリギングとアセットの再利用に適しています。

    結論:

    • SeparateGenは、単一画像からのアプリケーション対応3Dキャラクターの生成を進歩させます。
    • SC-Animeデータセットとコードは、さらなる研究を促進するために一般公開されます。