Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 134827

Machine learning algorithms build a model of the training data. The term "machine learning" is vaguely defined; it includes what is also called statistical learning, reinforcement learning, unsupervised learning, etc. ALWAYS ADD A MORE SPECIFIC TAG.

2 votes
0 answers
569 views

MAPE changes when unnormalizing the data

I'm doing some regression analysis and in the preprocessing of the data first I'm taking log1p and then I'm normalizing the data. When done like that I'm getting MAPE around 0.94 % bu when I'm unnorma …
Vedanshu's user avatar
  • 223
1 vote
0 answers
901 views

Proof of NOT initialization of weights to zero [duplicate]

Can anyone provide me the mathematical details to why we shouldn't initialize a neural network (single layer ANN) weights to zero? In multi-layer we don't initialize it to zero because of loss of symm …
Vedanshu's user avatar
  • 223
0 votes
0 answers
228 views

Data balancing in image classification

I've to segment defects from an image. The image consists of only tomatoes with it's defects in it. The defects and tomatoes in the dataset are as follows: tomato = 20900 Defects: tip = 2129 spots …
Vedanshu's user avatar
  • 223
1 vote
0 answers
18 views

Create score for comaparison of algorithms

The following graph gives the results from a test. The y axis shows the MAPE (error) which should be minimum, the x-axis shows the epochs which should also be minimum. As one can see two algos are co …
Vedanshu's user avatar
  • 223