Kurtulus Mert K.
Ankara, Turkey
100%
Job Success
Top Rated Plus
Ph.D Cand., Data Scientist, Experimental Psychologist, Software Dev.
$45.00/hr
I have been a freelancer for the past 7 years in different platforms. My services include data analysis, experimental design, software development-mostly but not exclusively in scientific scope. My strongest front is developing experiments and analyzing complex datasets.
Programming Languages:
• MATLAB (EEGLAB, Psychtoolbox) • Python • Javascript (Pavlovia) • R
Softwares:
• Excel • SPSS • Psychopy • Open Sesame
Statistical Analysis Assistance
Statistical models that I mostly use are:
• GLM (All types of ANOVA, nested factorial ANOVA, Multiple and Simple Regression)
• Non-parametric (Kruskal Wallis, Friedman's ANOVA, Mann-Whitney U)
• Goodness of fit to a given distribution (gamma, normal, lognormal, etc.)
Research Methods Assistance:
I have expertise in research methods and statistical analyses (Ph.D. candidate in experimental psychology), especially in fields of psychology and neuroscience. We can create a research design from scratch if you need one. If you need a task for your experiment (stroop, go/gonogo, oddball, flanker etc.) , I can provide that for you via MATLAB (Psychtoolbox) or Python (Open Sesame, Psychopy-Pavlovia).
You can find a more detailed description of my work below.
Further Details of Available Services
DATA SCREENING & PREPROCESSING
• Survey/behavioral type of data (reformatting, missing data, outlier screening, violation of assumptions, reliability, factor analysis)
• EEG or single neuron spike train data (artifact rejection, ICA, IIR filtering, wavelet convolution, peri stimulus histogram, etc.).
DATA ANALYSIS & STATISTICS
• Questionnaire data (Correlation, Simple & Multivariate Regression, Chi-Square, Factor Analyses etc.)
• Behavioral data (reaction time, accuracy, omission via ANOVA or non-parametric tests)
• EEG data (time-frequency analyses, inter-trial coherence analyses, ERPs, connectivity by phase coherence)
• Single neuron data (entropy, mutual information estimation, correlograms)
• Biological simulations (Matlab Code)
Work history
EEG data analysis
Jul 25, 2023
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Aug 28, 2023
"Great bloke, and very easy to work with. Knows his way around EEG analyses."
Private earnings
Reading specialists needed to curate reading passages for reading studies - Upwork enterprise client
Mar 4, 2023
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Jun 15, 2023
No feedback given
Private earnings
EEG data analysis
Jun 7, 2023
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Jun 15, 2023
Private earnings
EEG Topograph video
May 22, 2023
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May 23, 2023
Private earnings
EEG data analysis
May 11, 2023
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May 21, 2023
"Mert has been an absolute pleasure to work with. Will definitely be looking to work with him on future projects."
Private earnings
EEG data analysis
Mar 24, 2023
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May 11, 2023
Private earnings
EEG data analysis
Mar 1, 2023
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May 11, 2023
Private earnings
Reading specialists needed to curate reading passages for reading studies - Upwork enterprise client
Jan 9, 2023
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Mar 7, 2023
"Mert is an important asset in preparing the passage quality testing on Pavlovia. He works efficiently and communicates well. He is very proactive in solving technical issues to ensure experiments…
Private earnings
Let Us Know About Your Work Experience
Apr 27, 2022
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Apr 28, 2022
"Completed all work to specifications. Great job!"
Private earnings
eeg guru Fourier transformation
Jan 11, 2022
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Mar 17, 2022
"Was great to work with Kurtulus. We had a very specific issue and he managed to guide us to get the right solution in record time. Would love to work…
Private earnings
EEG data analysis
Sep 13, 2023
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Present
Job in progress
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Cognitive Experiment Design and Implementation
Oct 6, 2022
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Present
Job in progress
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PsychoPy and Pavlovia Experiment Implementation
Sep 19, 2022
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Present
Job in progress
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Second Stage EEG Data Analysis
May 21, 2022
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Present
Job in progress
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Early stage of EEG analysis of two sample data
Apr 30, 2022
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Present
Job in progress
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PsychoPy and Pavlovia Experiment Implementation
Mar 15, 2022
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Present
Job in progress
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Data analysis
Mar 3, 2022
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Present
Job in progress
Private earnings
Need help with my psychology research proposal to
May 8, 2021
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Present
Job in progress
Private earnings
Need psychology methodology expert help to design a experiment
May 8, 2021
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Present
Job in progress
Private earnings
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Skills
- Experiment Design
- Hypothesis Testing
- IBM SPSS
- Statistics
- Technical Writing
Project catalog
Get started working with Kurtulus Mert quickly with these predefined projects.
Get started working with Kurtulus Mert quickly with these predefined projects.
You will get highly sophisticated data analysis, visualization, and written report
From $300
3 days delivery