South big living quarter. The school offers a plan
Still remember last year the exclusive report of our newspaper? Nanjing university carries network questionnaire investigation, divide a dormitory according to habits and customs to the new student, "Rise early bird " and " a person who goes to bed late " each other noninterference, this move that changes for human nature quite once won to applaud. This year, big dormitory allocation program had south more optimized 2 edition, see the New Year in through campus the data investigation of the net, school statistic newborn habits and customs, interest interest, through big data " recommend algorithm " , quantify evaluate the likeness between each data to spend, help what the new student finds be congenial to more quickly abandon friend, better get used to entrant work. Yang Tian of reporter of Yangtse Evening Post child
"Recommend algorithm " quantify evaluate new student interest to like likeness to spend
At the beginning of August, questionnaire of a piece of network is in Nanjing university the get about in new student of 2018 degree undergraduate course. In questionnaire, not only " time of work and rest " , " air conditioning uses a convention " , " individual sanitation is used to " , " common article and consumptive trend " wait for investigation option, still have " interest is liked " one column. This is the questionnaire investigation that participates in what Nanjing university distributes to 18 class new student of one's own accord, while criminalistics gives birth to habits and customs, the school to the new student people assure, the data statistic school of this questionnaire just can be only when dormitory allocation reference is used, won't outflow.
"18 class are adjacent most probably the investigation that the new student participated in us. " south action of college work department does Mr. Guo Yamin to introduce, after the questionnaire information that gathers a student, the school used big data " LFM recommends algorithm " , undertook quantifying handling to the information of students. He investigates option with what add newly this year " interest is liked " cited a case. "00 hind group interest interest is wide, spend dispersedly tall, the way quantifies a traditional recipe very hard evaluate the interest between the new student to like likeness to spend. " and " argot justice model " algorithm can give out properly solution.
Pass " argot justice model " , like what extensive new student finds cherish the same ideals and follow the same path very easily to abandon friend, build collective topic. For instance, have deep love for Thespian you, can abandon friend to chat together with what like the history " Zhao is orphan " . Be good at physics you, also can amount to a person to talk about refrigerant report lens together with the biology that is the same as house. "Be similar to Netease cloud sound to recommend algorithm happily, adopt argot justice model, we can contact new student and interest through potential feature. " Guo Yamin says, "Although this new student had not contacted certain interest to like, the questionnaire that we also can fill in according to he and other classmate, give this classmate and the potential correlation of these interest through algorithmic mining, can quantify thereby evaluate the interest between the new student to like likeness to spend, have the older chum that finds be congenial to possibly for him. Have the older chum that finds be congenial to possibly for him..
With " big data " help new life is better get used to entrant work
The reporter understands, this is south distribute investigation questionnaire the 2nd year in the new student greatly. South big 17 class new student just is being entered when school, ever also had accepted similar questionnaire to investigate. School ground findings, to the 17 class student that participates in of one's own accord according to " likeness is spent " allocated a dormitory. The feedback survey after a year shows, participate in dormitory distributive 17 class new student, dormitory harmony is spent increased nearly 10 percent.
"Termed begins last year when report for duty, I hold out perturbed actually, do not know great society is what appearance. Especially the dormitory lives, I am to leave for the first time live in dormitory. " south old engineering course experiments a small Zhu Shui of 17 class student, the schoolgirl that did not think of one house can get along so harmoniously.
The university is versed in Gong Yue of department section chief tells a reporter south, it is students rise university hind to transform quickly from high school greatly, the society suits " key period " . In this period of time, good guiding and side are helped up indispensable. The dormitory is an undergraduate the directest the arena of participation human truck, the expression on this arena is measuring the ability that contact of university stranger time, mental health and humanness conduct oneself in society. Through big data the analysis avoids a living quarter initiative allocation too big difference, can learn each other between more active help dormitory member, mutual influence, mutual suit. The commendation that interest likes is algorithmic match, can help what the new student finds be congenial to more quickly abandon friend, better get used to entrant work.
Fierce! Not only dormitory allocation was used " big data "
It is OK still that campus blocks a photograph to change " person face identifies "
New student of size blue whale serves a system south.
The reporter understands from Nanjing university, the school not only it is dormitory allocation was used " data is dug " , the conduction that campus blocks also used person face to identify a technology. The university is versed in department action does Mr. Guo Yamin to tell a reporter south, the college is before new student enter a school, only the university entrance exam of examinee signs up according to, be in so a lot of colleges, this piece of photograph appears on standard textual criticism of the university entrance exam not only, also can appear on card of campus of admission notice, university and student's identification card. Nanjing university passes early days survey to discover, the new student thinks photograph of the university entrance exam signing up has the space of farther promotion generally, the photograph that the times films learns in, apparent some blueness are acerbity.
Nanjing university opened self-help style picture to replace a system to 18 class new student, be in given time paragraph, the new student can upload his satisfactory certificate illuminate will replace the university entrance exam to sign up according to. In view of the earnest sex of certificate photograph, carry out this project to need many manpower cost before, constituent difficulty is great, the school used free from worries to inspect the person face of Face++ API to identify interface technology this year, can analyse two pieces of faces to attribute the possibility volume of same individual, the individual identity photograph that measures class to answer a new student to upload with millisecond, use the university entrance exam to sign up to come according to base map identity of nuclear check new student. First trial job gives " person face identifies " go doing, will much disagreement regulation or ill will upload a request to be banned automatically, reduced the working intensity that manages a staff member greatly.
It is reported, end on August 10 afternoon, the system is received 3000 upload application for many times, the application that identifies technical first trial through person face among them is the left and right sides 1800 times, finally what nearly 1300 new students succeed change oneself individual certificate is illuminated.
