Update Schedule.md

Schedule.md

@@ -18,7 +18,7 @@
 | 2/25  | Language Models                  | [Ch12](http://nlp.stanford.edu/IR-book/pdf/12lmodel.pdf) | | [L14](../lectures/lec14)
 || **Part III: Classification**|
 | 3/01  | Naive Bayes                      | [Ch13](http://nlp.stanford.edu/IR-book/pdf/13bayes.pdf)| | [L15](../lectures/lec15)
-| 3/03  | Logistic Regression                     | [Ch14](http://nlp.stanford.edu/IR-book/pdf/14vcat.pdf) | [A3](../assignments/assignment3) 
+| 3/03  | Logistic Regression                     | [Ch14](http://nlp.stanford.edu/IR-book/pdf/14vcat.pdf) | [A3](https://github.com/iit-cs429/assignments/tree/master/a3) 
 | 3/08  | **Midterm**                      |                                                        |
 | 3/10  | KNN                   | [Ch14](http://nlp.stanford.edu/IR-book/pdf/14vcat.pdf) | |  [L16](../lectures/lec16/bayes.pdf)
 | 3/15  | **Spring Break**                 |                                                        |
@@ -28,7 +28,7 @@
 | 3/29  | Bias/Variance                 | Handouts                                               | 
 ||**Part IV: Clustering**|
 | 3/31  | Learning to Rank                         |  [Ch16](http://nlp.stanford.edu/IR-book/pdf/16flat.pdf) |
-| 4/05  | K-Means                               | [Ch16](http://nlp.stanford.edu/IR-book/pdf/16flat.pdf) | [A4](../assignments/assignment4)          | 
+| 4/05  | K-Means                               | [Ch16](http://nlp.stanford.edu/IR-book/pdf/16flat.pdf) | [A4](https://github.com/iit-cs429/assignments/tree/master/a4)          | 
 | 4/07  | EM                              | [Ch18](http://nlp.stanford.edu/IR-book/pdf/18lsi.pdf)  | | [L22](../lectures/lec22)
 | 4/12  | Word Clustering                              | Handouts                                               | | [L23](../lectures/lec23)
 ||**Part V: Web Search**|