Keep Growing
CIL3 Topic Model CIL3 Topic Model
Are the topics given ahead, fixed? Means we already have a set of available topics. Yes. Also, in pLSA, all the words a
2019-07-09 Learning Notes
Machine Learning
CIL2 Matrix Completion CIL2 Matrix Completion
There are two direction of consideration to complete the matrix with many missing values: statistical models: infer mis
2019-07-05 Learning Notes
Machine Learning
CIL1 Linear Autoencoder CIL1 Linear Autoencoder
Pre-Questions What? The framework of linear matrix low rank construction Problem? To approximate a matrix with low-rank
2019-07-04 Learning Notes
Machine Learning
Big Data course notes Big Data course notes
I took the course Big Data in the autumen semester 2018, opened by Dr. Ghislain Fourny, Department Information ETH Zuric
2019-03-01 Sharing
System Big Data
BD13 Document Stores BD13 Document Stores
Document stores don’t like joins. How can we rebuild the stack with XML/JSON? forced the trees into a table. (Schema-ba
2019-01-27 Learning Notes
System Big Data
BD14 Graph Database BD14 Graph Database
Graph Databases don’t like shards. Issues if using RDMS: the joins are really expensive, not efficient for relations. We
2019-01-27 Learning Notes
System Big Data Graph
BD15 Data Warehousing BD15 Data Warehousing
The road to analytics OLTP: consistent and reliable record-keeping. look at detailed individual records (small part of
2019-01-27 Learning Notes
System Big Data Graph
BD10 Syntax BD10 Syntax
Use case Write-intensive: highly normalized: avoid update anomalies! Read-intensive: highly denormalized: avoid joins!
2019-01-26 Learning Notes
System Big Data
BD12 Querying BD12 Querying
XML NavigationOperator slash: / descendant axis : // attribute axis: @attr-name atomization: data(...) filter: [], e.g.@
2019-01-26 Learning Notes
System Big Data
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