Provided is a method of manufacturing an electronic apparatus, the method including approximating a surface of a three-dimensional (3D) structure with two-dimensional (2D) meshes, forming a developed view by developing the 2D meshes, manufacturing an electronic apparatus having the same shape as a shape of the developed view, and attaching the electronic apparatus to the surface of the 3D structure.

The disclosure includes an object comprising a front lens layer made from at least one of transparent material or translucent material, having a lens with curved surfaces that provide refractive behaviors and a backing layer embedded with patterns. The disclosure also includes a method for designing an object with lenticular effects. The disclosure further includes a method for designing a textile for 3D printing. The disclosure also includes a candy or lollipop comprising a front layer comprising a plurality of at least one of elongated or standalone transparent geometries with defined heights, curvatures and shapes that provide refractive behaviors and a backing layer with at least one of colors or patterns. The disclosure also includes barrier-based object designs that create optical illusions.

A method, computer system, and a computer program product for projecting a 3D model defined by x, y, z coordinates onto the surface of a 2D image defined by u, v coordinates is provided. The present invention may include receiving a 3D model having a plurality of polygons, wherein certain edges are marked as seams. The present invention may include receiving input from a user, wherein the input comprises painting one or more parts of the 3D model in different colors, wherein the colors correspond with a weight of the area painted. The present invention may include unwrapping, by a processor, a 2D texture from the 3D model using a projection algorithm. The present invention may include generating a rectangular boundary around each island. The present invention may include scaling each island according to a gradient score.

The method of creating a three-dimensional (3D) puzzle of an object includes receiving a 3D model of the object; sequentially extracting a plurality of preliminary segments from the 3D model, and generating a plurality of two-dimensional (2D) printable segments corresponding to the plurality of preliminary segments. The plurality of printable segments may be configured to be printed to create a plurality of printed segments that may be configured to be selectively coupled together to form a 3D representation of the object.

A method for flattening a three-dimensional shoe upper template is provided. The method includes providing a three-dimensional last model, obtaining a three-dimensional grid model, obtaining a three-dimensional thickened grid model, obtaining a two-dimensional initial-value grid model, and obtaining a two-dimensional grid model with the smallest energy value. A system and a non-transitory computer-readable medium for performing the method are also provided. The method makes it possible to precisely flatten a three-dimensional last model with a non-developable surface and thereby convert the three-dimensional last model into a two-dimensional grid model.

Techniques for integrating a product model into a user supplied image are presented herein. A method is disclosed that includes receiving an image of a user space from a user, receiving one or more definitions that describe the user space, retrieving, based on search terms provided by the user, one or more items available at a networked marketplace that fit within the definitions of the user space, and generating a composite image by overlaying an image of one of the items on the image of the user space. The method further scales the image of the item according to the definition of the user space and the physical dimensions of the item, and depicts virtual guidelines indicating a current scale of the image of the item.

A computer-implemented method for performing at least one measurement in an anatomical vessel structure in an imaging region, the vessel structure comprising multiple vessels of interest for the measurement, the method comprises receiving a three-dimensional image data set of the imaging region; determining a two-dimensional unfolded image of the vessel structure from the image data set; displaying the unfolded image to the user; determining at least one landmark in the vessel structure and visualizing the at least one landmark at a corresponding landmark position in the unfolded image; performing the at least one measurement based on the at least one landmark and the three-dimensional image data set; and displaying the result of the at least one measurement in the unfolded image in a user presentation or together with the unfolded image in the user presentation.

A method of detecting a protrusion in an intestinal tract in a computer according to an embodiment of the present disclosure includes acquiring a three-dimensional model of the intestinal tract scanned by a scanning device, the three-dimensional model comprising three-dimensional data of the intestinal tract; mapping, in the computer, the three-dimensional model to a two-dimensional plane in an area-preserving manner; and detecting an area of the protrusion in the two-dimensional plane. The method can replace traditional modes such as enteroscopy, and the protrusion in the intestinal tract is detected in a painless and low-cost mode.

A method of designing a package configured to securely accommodate one of two or more differently shaped objects. The method comprises: establishing a predetermined orientation for each of the two or more differently shaped objects relative to common axes; identifying dimensionally common points of the two or more differently shaped objects; and developing a design for a package configured to constrain the two or more differently shaped objects at the identified dimensionally common points.

In a method for transformation of a 3D representation of a part of a body, a central axis of the part of the body to be represented is defined, and a transformation surface that is axis-symmetrical to the central axis is defined. The transformation surface is transformed into a plane and a transformation of the voxels representing the part of the body oriented to the transformed transformation surface is carried out.