i want to list down the problems occur during student performance prediction.
what are the other types of classification errors while using machine learning such as False Positive or False Negative.?
05 June 2017 9,247 3 View
how to measure classification errors using weka. can we take the value of RSME or etc to utilize for taken the classification rate?
04 May 2017 4,161 7 View
How dependent ensemble method (j48 with realadaboost) reduced classification errors during prediction?
04 May 2017 4,043 2 View
What is the ratio of training and testing instances used in 10-fold cross validation (e.g: training 90% and testing 10percent) ?
04 May 2017 5,455 2 View
Actually i am applying dependent ensemble which don't have multiple classifier. its only do ensemble a meta classifier like (realadaboost) with other one classifier like J48.. how they both work...
04 May 2017 8,260 1 View
Some studies used first preprocessing, feature selection, data balaning, model building etc. and some follows pre-processing, data balacing, feature selection etc. Can we adopt sequence which...
04 May 2017 1,656 1 View
if in a model i used a weak learner decision tree with an ensemble method adaboost for increasing accuracy. Q1: what will be called this model. Is it dependent ensemble model or other? Q2:How...
04 May 2017 2,194 3 View
if i have 1200 instances total and i want to classify in binary class. One class is "yes" having 900 and second class is "NO" having 300 instances. how i can know the dataset is unbalanced and...
03 April 2017 6,921 7 View
i want to make balance data usnig SMOTE in weka but there is no option for oversampling or undersampling.As per my knowledge SMOTE oversampling the minoroity class but when i apply it then it...
03 April 2017 3,211 1 View
kindly Confirm me the following steps of feature selection using weka. 1: open file and choose dataset. 2: click on select attribute 3: choose attribute evaluate and search method 4: selection of...
03 April 2017 3,118 13 View
I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.
11 August 2024 9,101 4 View
Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...
11 August 2024 8,141 3 View
I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...
10 August 2024 4,005 2 View
I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...
10 August 2024 7,429 2 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Hello all, I wanted to know, can I use galaxy (USA, Europe or Australia) platform for analyzing the shotgun data, and can it be used for publication purpose as well? Thanks :)
06 August 2024 6,610 4 View
Do experts have journals in the field of artificial intelligence and big data that are not indexed by SCI or EI?
05 August 2024 8,836 2 View
Mobile apps can be a powerful tool for enhancing academic performance, how can we use mobile apps for improving academic performance
04 August 2024 9,492 0 View
Better ways to analyze the qualitative and quantitative data in a sequential explanatory mixed method approaches
04 August 2024 2,703 6 View
How can I interpret the data gathered without solving?
03 August 2024 9,054 3 View