24 Questions 23 Answers 0 Followers
Questions related from Lukasz Dominik Kaczmarek
Has anyone experience with emotion recognition / classification based on the voice of participants? I would appreciate any comments. Thank you!
05 May 2019 1,792 7 View
Hello. In structural equation modeling (SEM) or path analysis, the most important test for fit is the p value. Some argue that in fact this is the ONLY true test of fit. As the p-value is very...
11 November 2018 3,636 7 View
Hi! I noticed that mPlus offers two alternative approaches to modeling when the measurements are not independent. One approach is multilevel modelling (TYPE=TWOLEVEL) and the other is complex and...
11 November 2018 3,898 8 View
A reviewer asked my team to calculate residual (change) scores rather than the difference score (task-baseline)? Notworthy: we have a repeated measures design with participants responding to three...
03 March 2018 10,715 5 View
I am looking for a database that offers portraits of children that we would like to use in a research. Any information or resources would be most welcome!
02 February 2018 3,176 5 View
Hi! I am looking for a large-scale database with repeated measurements of well-being (the more measurements the better) that I might use to calculate some analyses. It can be any concept related...
01 January 2018 491 5 View
We would like to analyze data from Google Scholar - My Citations section where academic data is provided - such as citations, nr of published works, etc. For this reason we need to draw a...
06 June 2016 1,255 4 View
I would greatly appreciate any information about software that can be used to assess facial physical attractivenss in photos. Thank you!
06 June 2016 5,660 5 View
Hi! We would like to use a questionnaire to measure how often people use internet for various activities (web browsing, games, etc.). Could anyone recommend any validated instrument? Thank you!
05 May 2016 7,308 6 View
Does anyone know a good software that you can use to develop psychological experiments that are run on a smartphone? Thank you!
12 December 2015 7,767 4 View
More specific questions: 1. Should I estimate the missing values for all scales at the same time? (e.g. depression, satisfaction with life, positive emotions) or rather estimate missing values for...
05 May 2015 4,235 4 View
We have observed a large noise increase in facial EMG recording when skin conductance electrodes (GSR) are applied. This seems to be caused by the fact that GSR amplifier produces currents that...
01 January 2015 548 3 View
I tested a structural model, where gender (A) and another variable (B) predict Y. However, I found that male students were significantly (0.7 year) older than female participants in the sample....
09 September 2014 1,373 9 View
I have two predictors in linear regression: A (gender coded as 0-1) and B (continuous, centered). A and B are significant predictors. When I further introduce the interaction term (A x B), the...
07 July 2014 8,587 31 View
I am looking for a sample of physiological data with ECG and Impedance Cardiography recordings (dZ/dt) suitable to calculate pre-ejection period in human subjects. I would greatly appraciate if...
05 May 2014 1,920 5 View
I would be very grateful if you might present limitations and unique advantages of multilevel modelling software based on your experience. Thank you!
04 April 2014 6,468 15 View
Might those of you who have used several packages for psychology experiments (E-Prime, Presentation, Superlab, etc.) pinpoint main advantages of one over the others?
04 April 2014 223 18 View
Each participant self-recruits and completes a survey at Time 1. Then the software sends him/her an e-mail with the second survey one week later (relative to the time of their first survey), then...
04 April 2014 7,655 4 View
Suppose I have three predictors A, B, and C. I introduce A and B in the first block, and both are significant. Then I introduce C in the second block. C is significant but A and B are no longer...
03 March 2014 1,188 96 View
I was wondering whether you might share your experience with skin preparation for facial EMG (measurement of facial expression of emotions). My biggest concerns are: (1) is it necessary to abrade...
03 March 2014 5,917 9 View
There are about 200 men and 800 women in my sample (an online survey). I would like to run a structural equation model with sex as one of the predictors. The model is a three-step mediation:...
01 January 2014 5,022 5 View
Imagine an experiment on emotions with a participant sitting at a computer desk watching video clips that induce emotions. This person keeps his/her feet on a wii balance board that allows to...
01 January 2014 1,232 3 View
The stimuli are movie clips inducing emotions. Ideally, if this measure allowed for quantification and integration with other physiological signals. I would ambrace any suggestion you have. The...
12 December 2013 7,237 2 View
Dear Colleagues, we have been collecting data for a meta-analysis regarding positive emotions and responses in peripheral physiology. If you wished to contribute please contact us...
01 January 1970 7,226 5 View
