[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-664811-105":59,"doc-detail-664811-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","3d-models-from-2d-images-about-this-presentation","3D Models from 2D Images - About This Presentation","","Lecture slides explaining how to construct and reason about 3D objects using 2D projections. The material covers six 2D projections, representing 3D structures with cubic blocks, and specifying shapes through top, front, and right views. It includes reconstruction from projections (with a referenced video), challenge puzzles requiring students to draw the three views with removed pieces, and comparison tasks to determine whether two objects are the same by matching projection differences.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/3d-models-from-2d-images-about-this-presentation/664811/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/3d-models-from-2d-images-about-this-presentation/664811.png","ImageObject",300,407,{"name":92,"@type":93},"awa","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What does “3D Models from 2D Images” focus on?","Question",{"text":112,"@type":113},"It focuses on understanding a 3D object through its 2D projections and deriving the matching views needed for reconstruction and comparison.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which views are used to specify cubic-block 3D structures?",{"text":117,"@type":113},"Top (base), front, and right (side) views are used to specify the assembly.",{"name":119,"@type":110,"acceptedAnswer":120},"How do the challenge puzzles support learning?",{"text":121,"@type":113},"They require drawing the three views, first with a removed piece and then with two removed pieces, to practice projection reasoning and reconstruction.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},664811,1793273861,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},3985747858093,"https://ap-avatar.wpscdn.com/davatar_3d24733baf745e90a7e4bdd5f77d97b2","3D Models from 2D Images  \nA Lecture in the Freshman Seminar Series: Puzzling Problems in Science and Technology  \nOct. 2018  \n3D Models from 2D Images  \nSlide 1  \nAbout This Presentation  \nThis presentation belongs to the lecture series entitled“Puzzling Problems in Science and Technology,”  \ndevised for a ten-week, one-unit, freshman seminar course by Behrooz Parhami, Professor of Computer Engineering at University of California, Santa Barbara. The material can be used freely in teaching and other educational settings. Unauthorized uses, including any use for financial gain, are prohibited. © Behrooz Parhami  \n\n| Edition | Released | Revised | Revised | Revised | Revised |\n| --- | --- | --- | --- | --- | --- |\n| First | Oct. 2016 | Oct. 2018 |  |  |  |\n|  |  |  |  |  |  |\n|  |  |  |  |  |  |\n\nOct. 2018  \n3D Models from 2D Images  \nSlide 2  \nA 3D Object’s Six 2D Projections  \nIf we were to manufacture this object, we also need to know about its insides (e.g. , is it hollow or solid?)  \nOct. 2018  \n3D Models from 2D Images  \nSlide 3  \n3D Structures Built of Cubic Blocks  \nA 3D assembly of blocks can be specified by three views:  \nTop view (aka base view) Front view  \nRight view (aka side view)  \nTop (Base)  \nFront Right (Side)  \nOct. 2018  \n3D Models from 2D Images  \nSlide 4  \n3D Structures Built of Cubic Blocks  \nDraw the top, front, and right projections in two cases  \n1. Shapes formed from blocks; 2. Shapes carved out in one piece  \nHow many blocks?  \nTop  \nFront Right  \nOct. 2018   \n3D Models from 2D Images  \nSlide 5  \n3D Reconstruction from 2D Projections  \n5-minute video: [https://www.youtube.com/watch?v=PXp3D-R7--E](https://www.youtube.com/watch?v=PXp3D-R7--E)  \n Top  \nFront Right  \nTop  \nFront Right  \nTop  \nFront Right  \nTop  \nFront Right  \nOct. 2018  \n3D Models from 2D Images  \nSlide 6  \nChallenge Puzzle 1: Draw the Three Views  \nDraw once without and once with the removed piece  \nTop  \nFront  \nRight  \nOct. 2018  \n3D Models from 2D Images  \nSlide 7  \nChallenge Puzzle 2: Draw the Three Views  \nDraw once without and once with the two removed pieces  \nTop  \nFront  \nRight  \nOct. 2018  \n3D Models from 2D Images  \nSlide 8  \nComparing 3D Objects with 2D Projections  \nAre these two objects the same? If not, list the differences .  \nChange the projections so that they correspond to the 3D object  \nOct. 2018  \n3D Models from 2D Images  \nSlide 9  \nEngineering Drawings of A 3D Object  \nDraw the 3D object here  \nFront View Right View  \nOct. 2018  3D Models from 2D Images  \nDashed lines represent elements that are invisible in that view  \n(i.e. , they are on the backside or inside the object)  \nSlide 10","cbCaijTUbYF6Qplz","https://ap.wps.com/l/cbCaijTUbYF6Qplz","pdf",2184460,25,"English","# About This Presentation\n## A 3D Object’s Six 2D Projections\n## 3D Structures Built of Cubic Blocks\n## 3D Reconstruction from 2D Projections\n## Challenge Puzzle 1: Draw the Three Views\n## Challenge Puzzle 2: Draw the Three Views\n## Comparing 3D Objects with 2D Projections\n## Engineering Drawings of A 3D Object","[{\"question\":\"What does “3D Models from 2D Images” focus on?\",\"answer\":\"It focuses on understanding a 3D object through its 2D projections and deriving the matching views needed for reconstruction and comparison.\"},{\"question\":\"Which views are used to specify cubic-block 3D structures?\",\"answer\":\"Top (base), front, and right (side) views are used to specify the assembly.\"},{\"question\":\"How do the challenge puzzles support learning?\",\"answer\":\"They require drawing the three views, first with a removed piece and then with two removed pieces, to practice projection reasoning and reconstruction.\"}]","3D Models from 2D Images - About This Presentation | PDF",63]