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Quantitative Analysis Research Core

  1. UNO
  2. Biomechanics
  3. Center for Research in Human Movement Variability
  4. Quantitative Analysis Research Core

  • Related Resources

  • Project Initiation Form
QUARC Logo

Who Are We?

The Quantitative Analysis Research Core (QUARC) is a dedicated facility that provides specialized quantitative support to advance research in human movement and physiology.

Our mission is to help researchers harness cutting-edge quantitative techniques to gain deeper insights into the dynamics of human movement, variability, and performance. We offer a broad range of services, including statistical consulting, nonlinear analysis, data processing, and customized training, tailored to meet the unique needs of each research project. Our team collaborates closely with clients to ensure they have access to advanced analysis tools, whether through hands-on assistance, training, or consultation.

Annual Nonlinear Analysis Workshop

Join us for the Annual Nonlinear Analysis Workshop, held on July 21-25, 2025. Explore cutting-edge techniques and collaborate with experts in the field of nonlinear analysis.

Learn More

Services

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Statistical Consulting
Guidance on choosing appropriate statistical techniques and interpreting results for meaningful insights.
Our statistical consulting services provide guidance on selecting the most appropriate statistical techniques tailored to your research goals. We offer support in data cleaning, handling missing data, exploratory data analysis, hypothesis testing, regression modeling, and advanced statistical methodologies. We specialize in multilevel modeling, time-series analysis, and Bayesian statistics to ensure rigorous analysis and interpretation of your data.
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Nonlinear Analysis Consultation
Specialized consultation for nonlinear time-series analysis, including fractal analysis and RQA.
Dive deeper into complex systems with our nonlinear analysis consultation. We offer expertise in techniques such as fractal analysis, recurrence quantification analysis (RQA), entropy measures, and Lyapunov exponent calculations. Our consultation includes data preprocessing, parameter selection, and interpretation of results to reveal insights into system dynamics and hidden patterns in time-series data.
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Data Analysis
Assistance with data processing, visualization, and simple machine learning models tailored to research needs.
Our data analysis services cover data processing, visualization, and machine learning models tailored to specific research needs. We assist in preprocessing data, feature engineering, and developing predictive models. Additionally, we specialize in data visualization techniques to make complex data insights accessible and impactful. From simple linear regressions to complex neural network models, our data analysis services ensure robust and insightful results.
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Mini-Workshops (Custom Training)
Development of customized training sessions, with prepared datasets and presentations for research needs.
We offer tailored mini-workshops that provide hands-on training in advanced analytical techniques, customized datasets, and real-world applications. Our workshops cover topics like R and Python programming, machine learning, and specialized techniques in nonlinear and statistical analysis. Each session is customized based on the participant's needs, ensuring a meaningful learning experience with real research applications.

Specialized Nonlinear & Quantitative Services

Probability Analysis

  • Approximate Entropy
  • False Nearest Neighbor
  • Multiscale Entropy
  • Permutation Entropy
  • Sample Entropy
  • Symbolic Entropy

Fractal Analysis

  • Detrended Fluctuation Analysis
  • Correlation Dimension
  • Fractal Dimension
  • Hurst Exponents
  • Multifractal Analysis

State Space Reconstruction

  • Delay Embedding
  • Time Delay Parameter
  • Embedding Dimension
  • Average Mutual Information
  • Recurrence Plots

Dynamical Systems & Stability

  • Lyapunov Exponents
  • Recurrence Quantification Analysis
  • Floquet Multipliers

Synchronization Analysis

  • Relative Phase
  • Cross Recurrence Quantification Analysis
  • Cross Sample Entropy
  • Cross Approximate Entropy

Network Analysis

  • Functional Connectivity Networks
  • Cross Recurrence Quantification Analysis
  • Granger Causality
  • Transfer Entropy

Probability Analysis

  • Approximate Entropy
  • False Nearest Neighbor
  • Multiscale Entropy
  • Permutation Entropy
  • Sample Entropy
  • Symbolic Entropy

Fractal Analysis

  • Detrended Fluctuation Analysis
  • Correlation Dimension
  • Fractal Dimension
  • Hurst Exponents
  • Multifractal Analysis

State Space Reconstruction

  • Delay Embedding
  • Time Delay Parameter
  • Embedding Dimension
  • Average Mutual Information
  • Recurrence Plots

Dynamical Systems & Stability

  • Lyapunov Exponents
  • Recurrence Quantification Analysis
  • Floquet Multipliers

Synchronization Analysis

  • Relative Phase
  • Cross Recurrence Quantification Analysis
  • Cross Sample Entropy
  • Cross Approximate Entropy

Network Analysis

  • Functional Connectivity Networks
  • Cross Recurrence Quantification Analysis
  • Granger Causality
  • Transfer Entropy

Rates and Packages

Hourly Rates
  • Internal Hourly Rate (IR): $65/Hour
  • External Rate (ER): $85/Hour
Statistical Consulting

Duration: 3 hours

Internal Rate (IR): $172.50 | External Rate (ER): $212.50

  • Guidance on choosing appropriate statistical techniques for your experimental design
  • Assistance in interpreting statistical results to ensure meaningful insights
  • Ideal for researchers and organizations needing support with complex experimental designs
Nonlinear Analysis Consultation

Duration: 4 hours

IR: $237.50 | ER: $297.50

  • Specialized consultation for nonlinear procedures on time-series data
  • Assistance with understanding complex time dependencies, variability, and nonlinearity
  • Recommended for Recurrence Quantification Analysis, fractal analysis, or similar nonlinear methods
Data Analysis

Duration: 9 hours

IR: $562.50 | ER: $722.50

  • Help with small-scale programming tasks (e.g., cleaning datasets, feature extraction)
  • Debugging code to resolve issues in analysis pipelines
  • Data visualization tailored to research objectives or reporting requirements
  • Assistance with simple machine learning models (e.g., Random Forests, SVMs)
  • Note: More intensive work requires custom cost estimates
Statistical Power Analysis

Duration: 12 hours

IR: $757.50 | ER: $977.50

  • Consultation on experimental design and pilot data formatting
  • Development of custom code and simulations for power analysis
  • Includes compute time allocation and detailed report generation
Grant Review Services

Duration: 6 hours

IR: $367.50 | ER: $467.50

  • Comprehensive feedback on experimental design and statistical methodology
  • Assistance with refining grant proposals
  • Generation of letters of support
Mini-Workshops (Custom Training)

Duration: 24 hours

IR: $1,602.50 | ER: $2,082.50

  • Development of customized training sessions tailored to specific research needs
  • Preparation of datasets, creation of bespoke code, and presentation preparation
  • Includes optional recording
Annual Software License

Cost Range: $100 – $500

  • COBRE sponsorship allows software licenses at a rate of $100 annually
  • Monitoring development and testing hours ensures sustainable pricing
  • Annual evaluation to adjust pricing as needed
Custom Project

Cost Range: Project Dependent

  • Custom pricing based on project scope and complexity
  • Consultation required to determine project requirements and pricing
  • Includes detailed quote and project agreement

Steps to Collaborate with QUARC

1

Review Service Options

2

Select the Service Option that Best Fits Your Need

3

Fill Out the Contact Us Form

Interested in receiving updates from QUARC?

Email bmchnonan@unomaha.edu to be added to our email distribution list.

Announcements

  • Learn about our Master's Degree in Biomechanics
  • Earn a Minor in Biomechanics

Personnel

  • Dr. Aaron Likens, Core Director
  • Kolby Brink, Laboratory Technician

Contact Us

  • Center for Research in Human Movement Variability: 402.554.3228
  • Email: unobiomechanics@unomaha.edu
  • Address
  • 6160 University Drive South
  • Omaha, NE 68182

Related Resources

  • Project Initiation Form

Biomechanics

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  • unobiomechanics@unomaha.edu
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