# Yingyu Liang — Courses & Reviews | UW–Madison

[View on UW Courses](https://uwcourses.com/instructors/YINGYU_LIANG--instructor_771f29703b5def9a7a3152fa)

## Dataset

### search projection

#### version

1

#### 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

### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

### repository

twangodev/uwcourses

### schema version

6

### importer version

8

### projection id

7eb94c60c31fe3d8ae732986b7f3d069e1345ae92fd6239119e63b9d2461969d

### observed at

2026-09-07T15:55:43.033547+00:00

### built at

2026-10-01T19:10:41.241229+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    |

### designations

None recorded.

## instructor

### instructor uid

instructor\_771f29703b5def9a7a3152fa

### source

legacy

### identity basis

name\_only

### identity status

unresolved

### name

Yingyu Liang

### email

YLIANG\@CS.WISC.EDU

### first observed at

2026-09-06 23:14:58.172943+00:00

### last observed at

2026-09-07 15:55:43.033547+00:00

### ratings

#### review count

21

#### quality

2.05

#### difficulty

3.95

#### quality count

21

#### difficulty count

21

#### profile id

rmp:2342510

#### source url

<https://www.ratemyprofessors.com/professor/2342510>

#### match basis

exact\_name

#### observed at

2026-09-07 15:57:43.463401+00:00

#### courses

##### course e0f984e8747ee9ccaba16d75

###### review count

15

###### quality

1.4

###### difficulty

4.47

###### quality count

15

###### difficulty count

15

##### course 821f9bd2b5a7758dd5db1e18

###### review count

6

###### quality

3.67

###### difficulty

2.67

###### quality count

6

###### difficulty count

6

#### bayesian quality

2.8352125773398025

#### prior mean

3.6596857835465957

#### prior weight

20

### current

false

### courses

None recorded.

### revision

e243353dcb7d79b7247ced91d69443ef4c2a6349

### instructor url

/instructors/YINGYU\_LIANG--instructor\_771f29703b5def9a7a3152fa

## history

None recorded.

## timeline

None recorded.

## term

1272

## courses

None recorded.

## reviews

### items

```json
[
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTM4NjI5NjAy",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2023-12-12 17:44:40 +0000 UTC",
    "comment": "This is the worst class I've ever taken. He just reads the slides and TRYS to explain whatever is on them, sometimes he gets lost on his own explanation. Lectures are behind from the assignments so expect to teach yourself some of the concepts. Assignments nor lectures helped for the midterm nor the final...",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 1,
    "difficulty_rating": 5
  },
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTM4NTI2Mjgy",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2023-12-05 21:12:35 +0000 UTC",
    "comment": "The lectures were absolutely of no use.I went to all lectures, and compared to people who didn't attend lectures I did not know any more info.The class was behind on material for the whole semester, to the point where we were taught a concept on Tuesday and the assignment on that concept was due Thursday at 9:30am, but was released a week earlier.",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 1,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTM3MjY3ODIw",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2022-12-31 21:52:24 +0000 UTC",
    "comment": "He wasn't the best professor since he was basically just reading off of the slides that were shared by the other professors. He was nice, but you would be better off taking the class with Fred Sala instead if you want to learn the material.",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 2,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMxODc5MTQw",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2019-05-15 13:35:10 +0000 UTC",
    "comment": "I dont see why Professor Laing gets so many negative comments here, because the class is actually helpful. All exercises and homework get me ready for building some machine learning projects and better understand all those concepts. Professor himself is willing to help, I remember one time he replied email 6 in the morning. Though exams are tough!",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 4,
    "difficulty_rating": 4
  },
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMxODAzMzg1",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2019-05-07 23:13:04 +0000 UTC",
    "comment": "worst professor i have ever seen.",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 1,
    "difficulty_rating": 5
  },
  {
    "observed_at": "2026-09-07 15:57:43.463401+00:00",
    "run_id": "20260907T155543-ce3781c4",
    "source_review_id": "UmF0aW5nLTMxODAzMjg0",
    "source_instructor_id": "rmp:2342510",
    "instructor_name": "Yingyu Liang",
    "course_label": "CS540",
    "course_id": "COMPSCI 540",
    "course_uid": "course_e0f984e8747ee9ccaba16d75",
    "review_date": "2019-05-07 23:03:26 +0000 UTC",
    "comment": "Never take his course!!!!!!!!! The lecture is extremely boring and useless. His homework, lecture, and exam are eventually do not have any relevance. The final exam is not concern about any knowledge you learned in this class, the final exam is pretty like purchase the lottery tickets. The is the most horrible class I have taken in my life!!!!!!",
    "source_url": "https://www.ratemyprofessors.com/professor/2342510",
    "quality_rating": 1,
    "difficulty_rating": 5
  }
]
```

### total

21

### page

1

### courses

| course\_uid                      | course\_id      |
| -------------------------------- | --------------- |
| course\_e0f984e8747ee9ccaba16d75 | COMPSCI 540     |
| course\_821f9bd2b5a7758dd5db1e18 | COMPSCI/ECE 760 |

### matched

true

## social Image

false