{"id":186642,"date":"2025-05-05T10:20:43","date_gmt":"2025-05-05T14:20:43","guid":{"rendered":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/?p=186642"},"modified":"2026-05-04T08:43:41","modified_gmt":"2026-05-04T12:43:41","slug":"d3-embedded-ewaste-net-everything-it-touches-turns-into-gold","status":"publish","type":"post","link":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/","title":{"rendered":"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold"},"content":{"rendered":"\n<p class=\"has-text-align-center has-times-new-roman-font-family has-custom-font\" style=\"font-family:Times New Roman;font-size:39px\"><strong>D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Author<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Robert Ke<\/li>\n\n\n\n<li>Shengjie(Jason) Wang<\/li>\n\n\n\n<li>Rong Gu<\/li>\n\n\n\n<li>Yujun Sun<\/li>\n\n\n\n<li>Yuyang Wang<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Sponsor<\/h2>\n\n\n\n<p>D3 Embedded<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Instructor<\/strong><\/h2>\n\n\n\n<p>Professor Ajay Anand<\/p>\n\n\n\n<p>Professor Cantay Caliskan<\/p>\n\n\n\n<p><strong>Abstract<\/strong><\/p>\n\n\n\n<p>Our project tackles the growing mountain of ewaste by turning simple photos of devices into csv data. We combined three image collections\u2014Ambient-125, Ewaste-70, and TextOBB-1681\u2014and trained an You Only Look Once(YOLO) model to locate every label on a gadget. After cropping those regions, the lightweight Qwen optical-character-recognition(OCR) model swiftly transcribed serial numbers and model names; line-level crops ran more than twice as fast as block crops and cut the character-error rate to roughly 1, which is a pretty decent result. The detector achieved an 0.89 F1 score, and the full pipeline kept average word-error below 1.1 while producing clean text for over 1,600 images. In future, a large language model can even convert the raw strings into structured fields\u2014brand, model, production date\u2014and estimate each item\u2019s resale or recycling value. The result is an end-to-end \u201cEwaste-Net\u201d engine that can help recyclers quickly sort and monetize e-waste at scale.<\/p>\n\n\n\n<p><strong>Introduction<\/strong><\/p>\n\n\n\n<p>&nbsp; In today\u2019s fast-paced world, companies like Apple release new phones every year, prompting many consumers to replace their devices long before they reach the end of their usable life. This cycle generates an enormous amount of electronic waste (e-waste), creating significant environmental challenges.<\/p>\n\n\n\n<p>&nbsp; Our project addresses this problem by leveraging YOLO and large language models to develop and train two specialized models. These models combined are designed to extract textual information from electronic waste items. By successfully retrieving text data, we lay the foundation for future work: analyzing and classifying e-waste based on extracted information, determining whether and how products can be recycled.<\/p>\n\n\n\n<p>&nbsp; This technology has the potential to greatly reduce human labor in the e-waste recycling process, and our project forms a critical first step toward building a smarter, more efficient recycling solution.<\/p>\n\n\n\n<p>Method and Workflow:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"391\" height=\"221\" src=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png\" alt=\"\" class=\"wp-image-192932\" srcset=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png 391w, https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43-300x170.png 300w, https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43-340x191.png 340w\" sizes=\"auto, (max-width: 391px) 100vw, 391px\" \/><\/figure>\n\n\n\n<p><strong>Results:<\/strong><\/p>\n\n\n\n<p>Our pipeline was built in three key stages, leveraging cutting-edge technologies such as <strong>YOLOv8<\/strong>, <strong>Qwen OCR models<\/strong>, and <strong>Large Language Models (LLMs)<\/strong>. Each stage was validated using diverse and representative datasets, including Ambient-125, Ewaste-70, and the comprehensive TextOBB-1681 collection that aggregates public images, in-house captures, and D3 Engineering contributions. This robust dataset base helped ensure the reliability, generalizability, and scalability of Ewaste-Net across varied electronic product types and conditions. In <strong>Stage I<\/strong>, object detection models were trained to locate and crop text-bearing regions from images of e-waste components. Utilizing the YOLOv8 framework and Roboflow API, we iteratively trained four versions of the object detection system. Version 3, which employed data augmentation strategies like automatic tilting (\u00b125 degrees), yielded particularly strong performance on Google Colab\u2019s T4 GPU, achieving an F1 score of <strong>0.8857<\/strong>. This robust detection capability is crucial for accurately isolating serial numbers, brand names, and model information that often appear in obscure or distorted formats on used electronics. Moving to <strong>Stage II<\/strong>, we integrated the <strong>Qwen OCR<\/strong> model to interpret the text found in the cropped regions. We conducted two key experiments here: the first compared line-based cropping to block-based cropping for OCR accuracy and efficiency. Qwen-3B was <strong>2.4 times faster per character<\/strong> when using line crops, while the more powerful Qwen-32B showed an even greater speed advantage\u2014<strong>6.7 times faster<\/strong>. In our benchmark evaluations, we achieved an average <strong>Character Error Rate (CER) of 0.9890<\/strong> and <strong>Word Error Rate (WER) of 1.0538<\/strong>, confirming Qwen\u2019s reliability in extracting high-quality, structured text from raw e-waste images. The broader significance of Ewaste-Net lies in its potential to revolutionize how we handle, recycle, and resell electronic waste globally. Rather than manually inspecting labels or barcodes\u2014often degraded by age or wear\u2014our pipeline automates and streamlines the entire process.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"412\" height=\"224\" src=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/03\/image-9.png\" alt=\"\" class=\"wp-image-192782\" srcset=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/03\/image-9.png 412w, https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/03\/image-9-300x163.png 300w\" sizes=\"auto, (max-width: 412px) 100vw, 412px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"188\" height=\"160\" src=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/03\/image-10.png\" alt=\"\" class=\"wp-image-192792\"\/><\/figure>\n\n\n\n<p>Reference:<\/p>\n\n\n\n[1] Roboflow. (n.d.). Roboflow Dataset Platform. Retrieved April 19, 2025, from <a href=\"https:\/\/roboflow.com\/\">https:\/\/roboflow.com<\/a><\/p>\n\n\n\n[2] Jocher, G., et al. (2023). YOLOv8: Ultralytics Real-Time Object Detection. Ultralytics. Retrieved from <a href=\"https:\/\/github.com\/ultralytics\/ultralytics\">https:\/\/github.com\/ultralytics\/ultralytics<\/a>&nbsp;<\/p>\n\n\n\n[3] Roboflow Inc. (2023). Roboflow 3.0: End-to-End Computer Vision Pipeline. Retrieved April 19, 2025, from <a href=\"https:\/\/roboflow.com\/\">https:\/\/roboflow.com<\/a><\/p>\n\n\n\n[4] United Nations Institute for Training and Research (UNITAR). (2024, March 20). Global E-waste Monitor 2024: Electronic Waste Rising Five Times Faster than Documented E-waste Recycling. Retrieved April 19, 2025<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold Author Sponsor D3 Embedded Instructor Professor Ajay Anand Professor Cantay Caliskan Abstract Our project tackles the growing mountain of ewaste&hellip;<\/p>\n","protected":false},"author":15842,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[4442,106],"tags":[],"coauthors":[20452,20472,20212,20482,20442],"class_list":["post-186642","post","type-post","status-publish","format-standard","hentry","category-archive","category-dsc-archive"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>D3 Embedded - &quot;Ewaste-Net&quot;: Everything It Touches Turns Into Gold - Senior Design Day<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D3 Embedded - &quot;Ewaste-Net&quot;: Everything It Touches Turns Into Gold - Senior Design Day\" \/>\n<meta property=\"og:description\" content=\"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold Author Sponsor D3 Embedded Instructor Professor Ajay Anand Professor Cantay Caliskan Abstract Our project tackles the growing mountain of ewaste&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/\" \/>\n<meta property=\"og:site_name\" content=\"Senior Design Day\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-05T14:20:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-04T12:43:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png\" \/>\n\t<meta property=\"og:image:width\" content=\"391\" \/>\n\t<meta property=\"og:image:height\" content=\"221\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Yujun Sun, Jason Wang, Robert Ke, Rong Gu, Yuyang Wang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Yujun Sun, Jason Wang, Robert Ke, Rong Gu, Yuyang Wang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/\"},\"author\":{\"name\":\"Yujun Sun\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/#\\\/schema\\\/person\\\/ab988574147148ce605102c61be0639e\"},\"headline\":\"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold\",\"datePublished\":\"2025-05-05T14:20:43+00:00\",\"dateModified\":\"2026-05-04T12:43:41+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/\"},\"wordCount\":697,\"image\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/image-43.png\",\"articleSection\":[\"3. Programs Archive\",\"DSC Archive\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/\",\"url\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/\",\"name\":\"D3 Embedded - \\\"Ewaste-Net\\\": Everything It Touches Turns Into Gold - Senior Design Day\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/image-43.png\",\"datePublished\":\"2025-05-05T14:20:43+00:00\",\"dateModified\":\"2026-05-04T12:43:41+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/#\\\/schema\\\/person\\\/ab988574147148ce605102c61be0639e\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/image-43.png\",\"contentUrl\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/image-43.png\",\"width\":391,\"height\":221},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/#website\",\"url\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/\",\"name\":\"Senior Design Day\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/#\\\/schema\\\/person\\\/ab988574147148ce605102c61be0639e\",\"name\":\"Yujun Sun\",\"url\":\"https:\\\/\\\/www.hajim.rochester.edu\\\/senior-design-day\\\/author\\\/ysun83\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"D3 Embedded - \"Ewaste-Net\": Everything It Touches Turns Into Gold - Senior Design Day","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/","og_locale":"en_US","og_type":"article","og_title":"D3 Embedded - \"Ewaste-Net\": Everything It Touches Turns Into Gold - Senior Design Day","og_description":"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold Author Sponsor D3 Embedded Instructor Professor Ajay Anand Professor Cantay Caliskan Abstract Our project tackles the growing mountain of ewaste&hellip;","og_url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/","og_site_name":"Senior Design Day","article_published_time":"2025-05-05T14:20:43+00:00","article_modified_time":"2026-05-04T12:43:41+00:00","og_image":[{"url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png","width":391,"height":221,"type":"image\/png"}],"author":"Yujun Sun, Jason Wang, Robert Ke, Rong Gu, Yuyang Wang","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Yujun Sun, Jason Wang, Robert Ke, Rong Gu, Yuyang Wang","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#article","isPartOf":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/"},"author":{"name":"Yujun Sun","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/#\/schema\/person\/ab988574147148ce605102c61be0639e"},"headline":"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold","datePublished":"2025-05-05T14:20:43+00:00","dateModified":"2026-05-04T12:43:41+00:00","mainEntityOfPage":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/"},"wordCount":697,"image":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#primaryimage"},"thumbnailUrl":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png","articleSection":["3. Programs Archive","DSC Archive"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/","url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/","name":"D3 Embedded - \"Ewaste-Net\": Everything It Touches Turns Into Gold - Senior Design Day","isPartOf":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#primaryimage"},"image":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#primaryimage"},"thumbnailUrl":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png","datePublished":"2025-05-05T14:20:43+00:00","dateModified":"2026-05-04T12:43:41+00:00","author":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/#\/schema\/person\/ab988574147148ce605102c61be0639e"},"breadcrumb":{"@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#primaryimage","url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png","contentUrl":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-content\/uploads\/2025\/04\/image-43.png","width":391,"height":221},{"@type":"BreadcrumbList","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/d3-embedded-ewaste-net-everything-it-touches-turns-into-gold\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/"},{"@type":"ListItem","position":2,"name":"D3 Embedded &#8211; &#8220;Ewaste-Net&#8221;: Everything It Touches Turns Into Gold"}]},{"@type":"WebSite","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/#website","url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/","name":"Senior Design Day","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/#\/schema\/person\/ab988574147148ce605102c61be0639e","name":"Yujun Sun","url":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/author\/ysun83\/"}]}},"_links":{"self":[{"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/posts\/186642","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/users\/15842"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/comments?post=186642"}],"version-history":[{"count":2,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/posts\/186642\/revisions"}],"predecessor-version":[{"id":193392,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/posts\/186642\/revisions\/193392"}],"wp:attachment":[{"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/media?parent=186642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/categories?post=186642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/tags?post=186642"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.hajim.rochester.edu\/senior-design-day\/wp-json\/wp\/v2\/coauthors?post=186642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}