JPWO2019237045A5 - - Google Patents

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JPWO2019237045A5
JPWO2019237045A5 JP2020567888A JP2020567888A JPWO2019237045A5 JP WO2019237045 A5 JPWO2019237045 A5 JP WO2019237045A5 JP 2020567888 A JP2020567888 A JP 2020567888A JP 2020567888 A JP2020567888 A JP 2020567888A JP WO2019237045 A5 JPWO2019237045 A5 JP WO2019237045A5
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optical code
tile
line drawing
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line
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マシン可読光学コードを生成する方法であって、
可変ペイロードを含む光学コード信号構成要素を生成するステップと、
２次元光学コードのタイルを構築するステップであって、前記タイルが、ある空間密度で前記タイル内の座標に位置する光学コード要素を含む、ステップと、
前記座標に基づいて線画を描くステップであって、前記線画が、前記可変ペイロードを伝達する、ステップと、
複数のタイルを含む前記線画を出力画像に挿入するステップであって、前記光学コードが、前記出力画像の光学スキャンからマシン可読である、ステップと、を含み、
構築する前記ステップが、
前記可変ペイロードを第１の光学コード信号へ変換する（ｔｒａｎｓｆｏｒｍ）ことであって、前記第１の光学コード信号が、幾何学的同期のための参照信号を含む画素値の２次元アレイを含み、前記タイルは、コード要素の優先度に従って前記タイル内の画素の場所を充填することを含む空間制約に従って構築される、変換すること、を含む、
方法。 How to generate machine-readable optical code,
Steps to generate an optical code signal component containing a variable payload,
A step of constructing a tile of a two-dimensional optical code, wherein the tile contains an optical code element located at a coordinate in the tile at a certain spatial density.
A step of drawing a line drawing based on the coordinates, wherein the line drawing transmits the variable payload .
A step of inserting the line drawing containing a plurality of tiles into an output image, wherein the optical code is machine readable from an optical scan of the output image .
The steps to build are
Transforming the variable payload into a first optical code signal, wherein the first optical code signal comprises a two-dimensional array of pixel values including a reference signal for geometric synchronization. The tile is constructed and transformed according to spatial constraints, including filling the location of pixels within the tile according to the priority of the code element.
Method. 最も高い優先度のコード要素が最初に充填され、続いて次に高い優先度のコード要素が充填される、請求項１に記載の方法。The method of claim 1, wherein the highest priority code element is filled first, followed by the next highest priority code element. 前記充填は、コード要素間の最小間隔距離を含む間隔制約に従う、請求項２に記載の方法。The method of claim 2, wherein the filling is subject to spacing constraints, including a minimum spacing distance between code elements. 線画を描く前記ステップが、巡回セールスマン法に従って線分を描くことを含む、請求項１に記載の方法。 The method of claim 1, wherein the step of drawing a line drawing comprises drawing a line segment according to the traveling salesman method. 線画を描く前記ステップが、等高線プロットを描くことを含む、請求項１に記載の方法。 The method of claim 1, wherein the step of drawing a line drawing comprises drawing a contour plot. 優先度が堅牢性メトリックによって決定される、請求項１に記載の方法。The method of claim 1, wherein the priority is determined by the robustness metric. 優先度は、ロバスト性スコアにおける最大値までの距離を最小化するパラメータ空間内の場所を見つけることによって決定される、請求項１に記載の方法。The method of claim 1, wherein the priority is determined by finding a location in the parameter space that minimizes the distance to the maximum value in the robustness score. マシン可読光学コードを生成する方法であって、 How to generate machine-readable optical code,
可変ペイロードを含む光学コード信号構成要素を生成するステップと、 Steps to generate an optical code signal component containing a variable payload,
２次元光学コードのタイルを構築するステップであって、前記タイルが、ある空間密度で前記タイル内の座標に位置する光学コード要素を含む、ステップと、 A step of constructing a tile of a two-dimensional optical code, wherein the tile contains an optical code element located at a coordinate in the tile at a certain spatial density.
前記座標に基づいて線画を描くステップであって、前記線画が、前記可変ペイロードを伝達する、ステップと、 A step of drawing a line drawing based on the coordinates, wherein the line drawing transmits the variable payload.
複数のタイルを含む前記線画を出力画像に挿入するステップであって、前記光学コードが、前記出力画像の光学スキャンからマシン可読である、ステップと、を含み、 A step of inserting the line drawing containing a plurality of tiles into an output image, wherein the optical code is machine readable from an optical scan of the output image.
線画を描く前記ステップが、前記２次元光学コードの輝度最小値で交差する線分を描くことを含む、 The step of drawing a line drawing comprises drawing a line segment intersecting at the minimum luminance value of the two-dimensional optical code.
方法。Method. 輝度最小値で交差する線分を描くことが、前記輝度最小値において座標のドロネー三角形分割を生成することを含む、請求項８に記載の方法。 The method of claim 8 , wherein drawing the intersecting line segments at the minimum luminance value comprises generating a Delaunay triangulation of coordinates at the minimum luminance value. 前記２次元光学コードが、幾何学的同期のための参照信号を含む画素値の２次元アレイを含む、請求項８に記載の方法。 8. The method of claim 8, wherein the two-dimensional optical code comprises a two-dimensional array of pixel values including a reference signal for geometric synchronization. マシン可読光学コードを生成する方法であって、 How to generate machine-readable optical code,
可変ペイロードを含む光学コード信号構成要素を生成するステップと、 Steps to generate an optical code signal component containing a variable payload,
２次元光学コードのタイルを構築するステップであって、前記タイルが、ある空間密度で前記タイル内の座標に位置する光学コード要素を含む、ステップと、 A step of constructing a tile of a two-dimensional optical code, wherein the tile contains an optical code element located at a coordinate in the tile at a certain spatial density.
前記座標に基づいて線画を描くステップであって、前記線画が、前記可変ペイロードを伝達する、ステップと、 A step of drawing a line drawing based on the coordinates, wherein the line drawing transmits the variable payload.
複数のタイルを含む前記線画を出力画像に挿入するステップであって、前記光学コードが、前記出力画像の光学スキャンからマシン可読である、ステップと、を含み、 A step of inserting the line drawing containing a plurality of tiles into an output image, wherein the optical code is machine readable from an optical scan of the output image.
線分を描くことが、前記２次元光学コードの輝度最大値周辺にボロノイ図を描くことを含む、 Drawing a line segment involves drawing a Voronoi diagram around the maximum luminance value of the two-dimensional optical code.
方法。Method. 前記２次元光学コードが、幾何学的同期のための参照信号を含む画素値の２次元アレイを含む、請求項１１に記載の方法。11. The method of claim 11, wherein the two-dimensional optical code comprises a two-dimensional array of pixel values including a reference signal for geometric synchronization. マシン可読光学コードを生成する方法であって、 How to generate machine-readable optical code,
可変ペイロードを含む光学コード信号構成要素を生成するステップと、 Steps to generate an optical code signal component containing a variable payload,
２次元光学コードのタイルを構築するステップであって、前記タイルが、ある空間密度で前記タイル内の座標に位置する光学コード要素を含む、ステップと、 A step of constructing a tile of a two-dimensional optical code, wherein the tile contains an optical code element located at a coordinate in the tile at a certain spatial density.
前記座標に基づいて線画を描くステップであって、前記線画が、前記可変ペイロードを伝達する、ステップと、 A step of drawing a line drawing based on the coordinates, wherein the line drawing transmits the variable payload.
複数のタイルを含む前記線画を出力画像に挿入するステップであって、前記光学コードが、前記出力画像の光学スキャンからマシン可読である、ステップと、を含み、 A step of inserting the line drawing containing a plurality of tiles into an output image, wherein the optical code is machine readable from an optical scan of the output image.
線分を描くことが、前記２次元光学コードの輝度最大値周辺に図形線画形状を置くことを含む、Drawing a line segment includes placing a graphic line drawing shape around the maximum luminance value of the two-dimensional optical code.
方法。Method. 前記２次元光学コードが、幾何学的同期のための参照信号を含む画素値の２次元アレイを含む、請求項１３に記載の方法。13. The method of claim 13, wherein the two-dimensional optical code comprises a two-dimensional array of pixel values including a reference signal for geometric synchronization.
JP2020567888A 2018-06-08 2019-06-07 Generating and reading signal-bearing art using pointillism, Voronoi, and Delaunay methods Active JP7472413B2 (en)

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