Hello everybody,
Today I want to describe some ideas about measure quality of learning.
First of all I want to point areas where you can apply those measurements. It can be in three areas:
For setting funtional during learning
For picking hyperparameters
For evaluation of ready made model...
Hello everybody,
today I want to document simple but very useful feature if you work with multiple threads in Winforms application.
Quite often it happens that you execute in some paralel thread long running calculations and would like time from the time notify results to UI.
But if y...
Hello everybody,
recently friend of mine gave me wonderful question:
In PXSelect command, I saw Search, Search2, Search3… keywords, please explain the difference.
Thats really good question which shows his attentiveness to details.
So, no let's go part by part.
Targets
First of all, Search statem...
Hello everybody,
today I want to share some strange behaviour that I faced.
Recently I needed to switch from .Net core 1.1 web app to .Net core 2.0 app.
I found over internet that simplest way to achieve it will be just opening project in Visual Studio 2017 and VS will switch your pro...
Hello everybody,
today I want to share some knowledge about interesting feature of Acumatica: Approve and Reject actions in Purchase orders screen.
When I was asked how long it will take to modify behaviour of Approve and Reject actions, I've thought it will be easy task. Find appropriate Actions...
Hello everybody,
today I want to document one simple feature of Deeplearning4j library. Recently I had an assignment to feed into neural network for Deeplearning4j.
If your learning set is not big ( later I'll explain what big means ) then you can put all your data into INDArray and then bas...
Hello everybody,
today I want to write a short note about normalization for neural networks.
So, first goes formula how to normalize input in range [0, 1] ( taken from stackexchange here ):
Another good for me example is going below ( taken from mathworks here ):
p = [4 4 3...
Hello everybody,
today I want to document another issue that took from me plenty of time. Recently I've used following code in Python in order to save array of numpy numbers:
import numpy as np
newImage = ...some way of getting array
np.ndarray.tofile(newImage, newFn)
But when I tried to get that...
Hello everybody,
today I want to share piece of knowledge about Acumatica controls. Recently I was asked to add one more tab to page Checks and payments.
Let's suppose it was named Allocations. It should be displayed only if type of payment is set to Prepayment.
Such kind of behaviour is possible...
Hello everybody,
today I want to write few words about interesting feature of Acumatica: column DeletedDatabaseRecord. As you may know plenty of ERP systems have strategy of holding everything that ever passed through them, and even if user has huge desire to ask ERP system to forget somethi...