# Yi Liu — Courses & Reviews | UW–Madison [View on UW Courses](https://uwcourses.com/instructors/YI_LIU) ## Dataset ### revision e243353dcb7d79b7247ced91d69443ef4c2a6349 ### repository twangodev/uwcourses ### schema version 6 ### importer version 7 ### projection id 52a78527ff09011d88cb04c7d43867d9fbfec2930bf1dd2ec359ebd2844e0b07 ### observed at 2026-09-07T15:55:43.033547+00:00 ### built at 2026-09-10T19:50:42.743001+00:00 ### courses 8951 ### current instructors 5754 ### limited false ### terms * 1272 * 1264 * 1262 * 1254 * 1252 * 1244 * 1242 * 1234 * 1232 * 1224 * 1222 * 1212 * 1204 * 1202 * 1194 * 1192 * 1184 * 1182 * 1174 * 1172 * 1164 * 1162 * 1154 * 1152 * 1144 * 1142 * 1134 * 1132 * 1124 * 1122 * 1114 * 1112 * 1104 * 1102 * 1094 * 1092 * 1084 * 1082 * 1074 * 1072 ### term 1272 ### departments | subject | count | | --------- | ----- | | AAE | 90 | | ABT | 20 | | ACCTIS | 36 | | ACTSCI | 14 | | AFAERO | 10 | | AFRICAN | 87 | | AFROAMER | 71 | | AGROECOL | 21 | | AMERIND | 53 | | ANAT\&PHY | 7 | | ANATOMY | 2 | | ANESTHES | 8 | | ANSCI | 57 | | ANTHRO | 95 | | ART | 125 | | ARTED | 10 | | ARTHIST | 121 | | ASIALANG | 129 | | ASIAN | 109 | | ASIANAM | 28 | | ASTRON | 38 | | ATMOCN | 69 | | BIOCHEM | 51 | | BIOCORE | 10 | | BIOLOGY | 14 | | BIOMDSCI | 18 | | BME | 66 | | BMI | 41 | | BMOLCHEM | 10 | | BOTANY | 69 | | BSE | 44 | | C\&ESOC | 73 | | CBE | 48 | | CHEM | 101 | | CHICLA | 52 | | CIVENGR | 133 | | CLASSICS | 47 | | CNP | 10 | | CNSRSCI | 50 | | COMARTS | 137 | | COMPBIO | 15 | | COMPLIT | 11 | | COMPSCI | 138 | | COUNPSY | 78 | | CRB | 19 | | CS\&D | 71 | | CSCS | 40 | | CURRIC | 193 | | DANCE | 93 | | DERM | 8 | | DS | 88 | | DYSCI | 35 | | ECE | 155 | | ECON | 145 | | EDPOL | 114 | | EDPSYCH | 97 | | ELPA | 70 | | EMA | 53 | | EMERMED | 17 | | ENGL | 206 | | ENTOM | 40 | | ENVIRST | 148 | | EP | 15 | | EPD | 67 | | ESL | 16 | | F\&WECOL | 60 | | FAMMED | 22 | | FINANCE | 50 | | FOLKLORE | 40 | | FOODSCI | 43 | | FRENCH | 63 | | GEN\&WS | 145 | | GENBUS | 72 | | GENECSLR | 17 | | GENETICS | 60 | | GEOG | 113 | | GEOSCI | 83 | | GERMAN | 82 | | GLE | 48 | | GNS | 38 | | GREEK | 27 | | HDFS | 41 | | HEBR-BIB | 13 | | HEBR-MOD | 10 | | HISTORY | 233 | | HISTSCI | 56 | | HONCOL | 13 | | ILS | 43 | | INFOSYS | 9 | | INTEGART | 7 | | INTEGSCI | 22 | | INTER-AG | 18 | | INTER-HE | 11 | | INTER-LS | 22 | | INTEREGR | 16 | | INTLBUS | 21 | | INTLST | 50 | | ISYE | 83 | | ITALIAN | 53 | | JEWISH | 56 | | JOURN | 88 | | KINES | 128 | | LACIS | 26 | | LANDARC | 61 | | LATIN | 24 | | LAW | 120 | | LEGALST | 48 | | LINGUIS | 35 | | LIS | 89 | | LITTRANS | 78 | | LSC | 52 | | M\&ENVTOX | 7 | | MARKETNG | 62 | | MATH | 153 | | MDGENET | 8 | | ME | 130 | | MEDHIST | 43 | | MEDICINE | 60 | | MEDIEVAL | 32 | | MEDPHYS | 39 | | MEDSC-M | 29 | | MEDSC-V | 41 | | MHR | 68 | | MICROBIO | 45 | | MILSCI | 16 | | MM\&I | 22 | | MOLBIOL | 6 | | MS\&E | 59 | | MUSIC | 165 | | MUSPERF | 126 | | NAVSCI | 20 | | NE | 44 | | NEURODPT | 11 | | NEUROL | 7 | | NEURSURG | 4 | | NTP | 11 | | NURSING | 111 | | NUTRSCI | 65 | | OBS\&GYN | 18 | | OCCTHER | 39 | | ONCOLOGY | 14 | | OPHTHALM | 5 | | OTM | 43 | | PATH | 34 | | PATH-BIO | 29 | | PEDIAT | 26 | | PHARMACY | 31 | | PHILOS | 77 | | PHMCOL-M | 11 | | PHMPRAC | 45 | | PHMSCI | 60 | | PHYASST | 37 | | PHYSICS | 88 | | PHYSIOL | 3 | | PHYTHER | 37 | | PLANTSCI | 52 | | PLPATH | 35 | | POLISCI | 192 | | POPHLTH | 58 | | PORTUG | 33 | | PSYCH | 101 | | PSYCHIAT | 22 | | PUBAFFR | 54 | | PUBLHLTH | 23 | | RADIOL | 11 | | REALEST | 41 | | RELIGST | 90 | | RHABMED | 9 | | RMI | 24 | | RP\&SE | 102 | | S\&APHM | 17 | | SCANDST | 73 | | SLAVIC | 89 | | SOC | 149 | | SOCWORK | 87 | | SOILSCI | 46 | | SPANISH | 83 | | SRMED | 21 | | STAT | 94 | | STDYABRD | 52 | | STS | 8 | | SURGERY | 25 | | SURGSCI | 33 | | THEATRE | 91 | | URBRPL | 60 | | UROLOGY | 5 | | ZOOLOGY | 89 | ## instructor ### instructor uid instructor\_a882dd37f6fa5b47ec5591af ### source enrollment ### source instructor id yliu2396 ### identity basis netid ### identity status source\_identified ### name Yi Liu ### email YLIU2396\@WISC.EDU ### first observed at 2026-09-07 15:55:43.033547+00:00 ### last observed at 2026-09-07 15:55:43.033547+00:00 ### ratings #### review count 7 #### quality 1.86 #### difficulty 3.14 #### quality count 7 #### difficulty count 7 #### profile id rmp:1865427 #### source url #### match basis exact\_name #### observed at 2026-09-07 15:57:55.557772+00:00 #### courses ##### course 31fb5b7b6bf20ca63e33bd46 ###### review count 2 ###### quality 2 ###### difficulty 3.5 ###### quality count 2 ###### difficulty count 2 #### bayesian quality 3.1931005804048853 #### prior mean 3.6596857835465957 #### prior weight 20 ### current true ### courses | course\_uid | course\_id | title | credits\_min | credits\_max | gpa | | -------------------------------- | ------------ | ---------------------------- | ------------ | ------------ | ----- | | course\_8f45e8548d694115ff2acb76 | MARKETNG 340 | TECHNOLOGY PRODUCT MARKETING | 3 | 3 | 3.588 | | course\_eea41cc74dc4b3a43f76ba73 | MARKETNG 740 | TECHNOLOGY PRODUCT MARKETING | 2 | 3 | 3.739 | ### revision e243353dcb7d79b7247ced91d69443ef4c2a6349 ### instructor url /instructors/YI\_LIU ## history | term | course\_uid | course\_id | title | | ---- | -------------------------------- | ------------ | ---------------------------- | | 1272 | course\_8f45e8548d694115ff2acb76 | MARKETNG 340 | TECHNOLOGY PRODUCT MARKETING | | 1272 | course\_eea41cc74dc4b3a43f76ba73 | MARKETNG 740 | TECHNOLOGY PRODUCT MARKETING | ## timeline | term | courses | | ---- | ------- | | 1272 | 2 | ## term 1272 ## courses ```json [ { "course_uid": "course_8f45e8548d694115ff2acb76", "course_id": "MARKETNG 340", "title": "TECHNOLOGY PRODUCT MARKETING", "credits_min": 3, "credits_max": 3, "gpa": 3.588, "badges": [ { "id": "lecture-size", "label": "Small lectures", "tone": "neutral", "evidence": "Fall 2026: median 15 enrolled students across 1 recorded lecture section. Small means 30 or fewer; large means 100 or more. Enrollment at scan time, not capacity or typical historical attendance.", "sources": [ { "label": "Sections and enrollment", "href": "/courses/MARKETNG_340#schedule" } ] } ], "description": "Technology Product Marketing introduces marketing strategy for technology companies, covering adoption, disruptive tech, and platform strategy.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 11, 1, 3, 1, 1, 0, 0 ], "count": 17, "gpa": 3.588235294117647, "topShare": 70.58823529411765, "firstTerm": "1254", "lastTerm": "1254" }, "instructors": [ { "course_uid": "course_8f45e8548d694115ff2acb76", "uid": "instructor_a882dd37f6fa5b47ec5591af", "name": "Yi Liu", "quality": 3.1931005804048853, "quality_count": 7, "instructor_url": "/instructors/YI_LIU" } ], "instructorHistory": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "courseComparison": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "claim": { "citations": [ { "course_id": "MARKETNG 340", "run_id": "20260907T155543-ce3781c4", "section_number": 1, "source_course_id": "bebb19c4-3e35-39d1-bd25-ca78d64b8b0f", "source_record": { "entity_id": "bebb19c4-3e35-39d1-bd25-ca78d64b8b0f", "file": "tables/observations.parquet", "kind": "grades", "source": "madgrades" }, "table": "section_grades_latest", "term_id": "1254", "type": "grade" } ], "text": "Recent recorded grades — Spring 2025: 3.59 GPA, 70.6% A/AB (n=17 letter grades). Includes jointly taught sections." }, "reviewFiles": [] } }, { "course_uid": "course_eea41cc74dc4b3a43f76ba73", "course_id": "MARKETNG 740", "title": "TECHNOLOGY PRODUCT MARKETING", "credits_min": 2, "credits_max": 3, "gpa": 3.739, "badges": [ { "id": "lecture-size", "label": "Small lectures", "tone": "neutral", "evidence": "Fall 2026: median 9 enrolled students across 1 recorded lecture section. Small means 30 or fewer; large means 100 or more. Enrollment at scan time, not capacity or typical historical attendance.", "sources": [ { "label": "Sections and enrollment", "href": "/courses/MARKETNG_740#schedule" } ] } ], "description": "MARKETNG 740 introduces marketing strategy for technology companies, covering adoption of traditional tools, new frameworks, disruptive technologies, and platform strategy.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 21, 1, 4, 1, 1, 0, 0 ], "count": 28, "gpa": 3.7142857142857144, "topShare": 78.57142857142857, "firstTerm": "1254", "lastTerm": "1264" }, "instructors": [ { "course_uid": "course_eea41cc74dc4b3a43f76ba73", "uid": "instructor_a882dd37f6fa5b47ec5591af", "name": "Yi Liu", "quality": 3.1931005804048853, "quality_count": 7, "instructor_url": "/instructors/YI_LIU" } ], "instructorHistory": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "courseComparison": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "claim": { "citations": [ { "course_id": "MARKETNG 740", "run_id": "20260907T155543-ce3781c4", "section_number": 1, "source_course_id": "288ea8db-acbd-35d4-9655-64e2f23974da", "source_record": { "entity_id": "288ea8db-acbd-35d4-9655-64e2f23974da", "file": "tables/observations.parquet", "kind": "grades", "source": "madgrades" }, "table": "section_grades_latest", "term_id": "1254", "type": "grade" }, { "course_id": "MARKETNG 740", "run_id": "20260907T155543-ce3781c4", "section_number": 1, "source_course_id": "288ea8db-acbd-35d4-9655-64e2f23974da", "source_record": { "entity_id": "288ea8db-acbd-35d4-9655-64e2f23974da", "file": "tables/observations.parquet", "kind": "grades", "source": "madgrades" }, "table": "section_grades_latest", "term_id": "1264", "type": "grade" } ], "text": "Recent recorded grades — Spring 2025: 3.62 GPA, 71.4% A/AB (n=21 letter grades); Spring 2026: 4.00 GPA, 100.0% A/AB (n=7 letter grades). Includes jointly taught sections." }, "reviewFiles": [] } } ] ``` ## reviews ### items ```json [ { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTI0ODI2MDk3", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "371", "course_id": null, "course_uid": null, "review_date": "2015-05-14 00:01:23 +0000 UTC", "comment": "She was not very helpful as a professor. Her lectures were slow and monotone and felt as if she was reading a script. The information was not presented clearly at all in lecture. However, the book and homework is useful and very similar to the test. If you can teach yourself through these resources, you will pass.", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 1, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTI0MjQ1MjEw", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "STAT371", "course_id": "STAT 371", "course_uid": "course_31fb5b7b6bf20ca63e33bd46", "review_date": "2015-01-07 09:49:33 +0000 UTC", "comment": "This was my first statistics class , and I really enjoyed it. She moves at a very reasonable pace , and tests are just like practice tests posted online. Things can get a little confusing in class, so I would recommend skimming the material before lecture. Otherwise the material for the class was very interesting and not too hard.", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 3, "difficulty_rating": 2 }, { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTI0MTA1ODg4", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "371", "course_id": null, "course_uid": null, "review_date": "2014-12-16 17:24:53 +0000 UTC", "comment": "This is actually the first time I took stats in my life. While I'm sure her intetions are good, it got rough. Her slides are posted online, but I can't seem to learn when she is going through in class, which is problematic because she will do pop quizzes. Exams are hard. Homework is manageable. Book is excellent, she just reads off of it.", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 2, "difficulty_rating": 3 }, { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTIzOTk4MjI1", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "371", "course_id": null, "course_uid": null, "review_date": "2014-12-09 10:38:23 +0000 UTC", "comment": "very unclear, frustrating; poor communication skills. You're better off teaching yourself from the textbook, which is actually excellent", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 1, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTIzNjM0OTk3", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "371", "course_id": null, "course_uid": null, "review_date": "2014-10-07 10:47:27 +0000 UTC", "comment": "Easy material, but had tutors teach me. Absolutely would've been lost without the book.", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 1, "difficulty_rating": 3 }, { "observed_at": "2026-09-07 15:57:55.557772+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTIyNjk1NDU3", "source_instructor_id": "rmp:1865427", "instructor_name": "Yi Liu", "course_label": "STATISTICS371", "course_id": null, "course_uid": null, "review_date": "2014-01-04 15:25:36 +0000 UTC", "comment": "Easiest class ever. Sometimes not the easiest to understand, but is ALWAYS willing to explain more in depth during lecture. Moves at a very reasonable pace, assigns homework and practice problems that are very similar to the exams so do them! Even gave extra credit on final exam!", "source_url": "https://www.ratemyprofessors.com/professor/1865427", "quality_rating": 4, "difficulty_rating": 1 } ] ``` ### total 7 ### page 1 ### courses | course\_uid | course\_id | | -------------------------------- | ---------- | | course\_31fb5b7b6bf20ca63e33bd46 | STAT 371 | ### matched true ## social Image true