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Ann Arbor, MI, United States

Patent
Online Tech | Date: 2012-12-28

A learning system includes a plurality of teacher and student stations for holding one or more learning sessions between a teacher and one or more students. A server serves instructional material for creating a learning environment during the learning session, and a database stores at least one of teacher and student attributes that relate to language ability. In the present invention, the instructional material is a computer generated instructional material that is produced based on the language ability of the student or the teacher.


A system for charging one or more learning session to one or more student accounts comprises an online learning system having one or more nodes that creates one or more online learning sessions over one or more communications channels between one or more students and corresponding teachers. An enrollment node receives student enrollment information. A scheduling node schedules the online learning session. A databases the stores information relating to one or more one or more charge criterion information for charging the one or more learning sessions to the one or more student accounts based on communications channel activity. An activity node receives communications channel activity information associated with one or more learning sessions, and an accounting node associates a charge information for a learning session to the student account based on the channel activity information and one or more charge criterion information. The charge information for the learning session is associated with the student account based on a determination of whether one or more communications channel activity associated with the learning session satisfy the one or more charge criterion.


A method for obtaining the effective contents of a web page comprises steps of: loading an HTML web page: converting the HTML web page into a corresponding DOM tree; finding a title label of effective contents according to the DOM tree, determining the text contents in the found title label as the title of the effective contents; searching sequentially for text labels in a label of the DOM tree in accordance with label distances from short to long between the text labels and the title label, determining a text label having a text length larger than a predetermined length and some specific symbols related to the main text as a main text label, and then taking the text contents in the main text label as the main text of the effective contents. An apparatus corresponding to the method comprises corresponding modules.


Patent
Online Tech | Date: 2011-04-18

A music recommendation method may include obtaining the music belongingness function of music, which is the set of granularity of music in different dimensions, wherein the dimension is the classification of music and the granularity is the classification of the dimension; obtaining the user belongingness function of a user, which is the set of granularity indicating likes of user in different dimensions; calculating a granularity correlation function by using the music belongingness function and the user belongingness function; calculating the value of the probability function indicating likes of user for music by using the granularity correlation function and a dimension weighting coefficient; and recommending the music to the user when the value of the probability function indicating likes of user for music is greater than a preset threshold. An apparatus applying to the method comprises corresponding modules.


Patent
Online Tech | Date: 2010-05-07

A structured-light measuring method, includes: matching process, in which the number and the low-precision depth of a laser point are achieved by using the imaging position of the laser point on a first camera (

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