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Fall 2023: 3.85 GPA, 95.0% A/AB (n=20 letter grades); Spring 2024: 3.96 GPA, 96.2% A/AB (n=26 letter grades).\"}]}],\"difficulty_workload\":[],\"errors\":[{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":null,\"mode\":\"history\"},{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":null,\"mode\":\"overview\"}],\"historical_context\":[],\"message\":null,\"offered\":true,\"profile_hash\":\"5cb4dabf887cdbcd8c00d5a1312e10828b95c63f30bc3ea76aea199565390d02\",\"quick_take\":[{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2024: 3.96 GPA, 96.2% A/AB (n=26 letter grades); 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Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1132\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1142\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1162\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1172\",\"type\":\"grade\"}],\"text\":\"XINYU ZHANG is recorded teaching in Fall 2012, Fall 2013, Fall 2015, Fall 2016. 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Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1132\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1142\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1162\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1172\",\"type\":\"grade\"}],\"text\":\"XINYU ZHANG is recorded teaching in Fall 2012, Fall 2013, Fall 2015, Fall 2016. 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He knows the material very well and loves to teach. He is very approachable so when you feel like you have a question or you need help in the class, you can always go and talk to him.\",\"course_id\":\"ECE 454\",\"date\":\"2016-04-24 03:22:11 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"c383ed189c61149ca6c4e87d\",\"instructor_id\":\"rmp:2018011\",\"instructor_name\":\"Xinyu Zhang\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTI2MzY0MDEy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\"}],\"evidence_count\":1,\"review_ids\":[\"c383ed189c61149ca6c4e87d\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2018011\",\"name\":\"Xinyu Zhang\"}],\"review_year_end\":\"2016\",\"review_year_start\":\"2016\"},\"sentiment\":\"positive\",\"summary\":\"Prof. Zhang is described as very helpful, patient, and approachable, with deep knowledge of the material.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"methodical and professional professor, reasonable grading. Expects his students to maintain high standards and work hard.\",\"course_id\":\"ECE 454\",\"date\":\"2018-02-01 15:42:34 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"a7f77e2352722553d8abca7e\",\"instructor_id\":\"rmp:2018011\",\"instructor_name\":\"Xinyu Zhang\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTI5NTI3NzMx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\"}],\"evidence_count\":1,\"review_ids\":[\"a7f77e2352722553d8abca7e\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2018011\",\"name\":\"Xinyu Zhang\"}],\"review_year_end\":\"2018\",\"review_year_start\":\"2018\"},\"sentiment\":\"positive\",\"summary\":\"The professor is methodical, professional, and maintains high standards with reasonable grading.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_f5cf8ba190ceb4a3bcb0e773","course_id":"ECE 454","catalog_version_id":"e75f596d5e7db331fab205d5d95f800cc887d14b841011f635b8f096bd28cc3c","record_version_id":"e1439d44e965ec495c8df0ac84bd11426b016ac817ae1b336b62612ecdc9e986","job_id":"enrich-f516c4d3e82cfe326b4f5f54","output_id":"a790ebaaa8630a605184582444d1fa5d8a5a62218575a793b4f31b582398472c","section":"student_summary","status":"valid","value_json":"{\"context_hash\":\"c7d9fd208264ed1eb3b59bf19a5922a5e2f6470a6a23d097f39b1dc2d1dbec47\",\"course_id\":\"ECE 454\",\"current_instructors\":[{\"instructor_uid\":\"instructor_9b5f772ad2d3cb5f6978bb94\",\"message\":\"No course-specific reviews available\",\"name\":\"Kassem Fawaz\",\"review_status\":\"no_course_reviews\",\"rmp_instructor_id\":null,\"summary\":[{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2021: 3.95 GPA, 97.0% A/AB (n=33 letter grades); Fall 2023: 3.85 GPA, 95.0% A/AB (n=20 letter grades); Spring 2024: 3.96 GPA, 96.2% A/AB (n=26 letter grades).\"}]}],\"difficulty_workload\":[{\"citations\":[{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2018-02-01 15:42:34 +0000 UTC\",\"review_id\":\"a7f77e2352722553d8abca7e\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI5NTI3NzMx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"}],\"text\":\"Historical reviews of Xinyu Zhang: Reviewers note that the course expects students to maintain high standards and work hard, though grading is considered reasonable.\"}],\"errors\":[],\"historical_context\":[{\"citations\":[{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2016-04-24 03:22:11 +0000 UTC\",\"review_id\":\"c383ed189c61149ca6c4e87d\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI2MzY0MDEy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"},{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2018-02-01 15:42:34 +0000 UTC\",\"review_id\":\"a7f77e2352722553d8abca7e\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI5NTI3NzMx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"}],\"text\":\"Kassem Fawaz is the current instructor, but no reviews are available for his teaching. Historical reviews for Xinyu Zhang describe him as helpful, patient, and approachable, with a deep knowledge of the material and a passion for teaching.\"}],\"message\":null,\"offered\":true,\"profile_hash\":\"e59ddc7389015d0035b68cd195c939d475bf72b959b29cf12eab59b454ccaef1\",\"quick_take\":[{\"citations\":[{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2016-04-24 03:22:11 +0000 UTC\",\"review_id\":\"c383ed189c61149ca6c4e87d\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI2MzY0MDEy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"},{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2018-02-01 15:42:34 +0000 UTC\",\"review_id\":\"a7f77e2352722553d8abca7e\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI5NTI3NzMx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"}],\"text\":\"Historical reviews for Xinyu Zhang describe a helpful, patient, and methodical instructor with reasonable grading who expects high standards and hard work from students.\"},{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2024: 3.96 GPA, 96.2% A/AB (n=26 letter grades); Fall 2024: 4.00 GPA, 100.0% A/AB (n=18 letter grades); Fall 2025: 3.97 GPA, 100.0% A/AB (n=19 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Xinyu Zhang\",\"review_date\":\"2016-04-24 03:22:11 +0000 UTC\",\"review_id\":\"c383ed189c61149ca6c4e87d\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2018011\",\"source_review_id\":\"UmF0aW5nLTI2MzY0MDEy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2018011\",\"type\":\"review\"}],\"text\":\"Students found the historical instructor approachable and knowledgeable, noting that help was readily available when questions arose.\"}],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1182\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1194\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1202\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"}],\"text\":\"KASSEM FAWAZ is recorded teaching in Fall 2017, Spring 2019, Fall 2019, Fall 2020, Fall 2021, Fall 2023, Spring 2024. Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1132\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1142\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1162\",\"type\":\"grade\"},{\"course_id\":\"ECE 454\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"source_record\":{\"entity_id\":\"4dfa3d45-c036-32d2-88e1-a179c67df994\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1172\",\"type\":\"grade\"}],\"text\":\"XINYU ZHANG is recorded teaching in Fall 2012, Fall 2013, Fall 2015, Fall 2016. Recorded history may be incomplete and does not establish a future schedule.\"}],\"term_id\":\"1272\",\"term_name\":\"2026 Fall\",\"version\":2}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true}]