Uhlrich, S.D., Falisse, A., Kidziński, Ł., Muccini, J., Ko, M., Chaudhari, A.S., et al. OpenCap: Human movement dynamics from smartphone videos. PLoS Computational Biology 19(10), e1011462. Download PDF.
Al Borno, M., O’Day, J., Ibarra, V., Dunne, J., Seth, A., Habib, A., Ong, C., Hicks, J., Uhlrich, S.D., et al. OpenSense: An open-source toolbox for inertial-measurement-unit-based measurement of lower extremity kinematics over long durations. Journal of Neuroengineering and Rehabilitation 19(1), 22. Download PDF.
Uhlrich, S.D., Silder, A., Beaupre, G.S., Shull, P.B., Delp, S.L. Subject-specific toe-in or toe-out gait modifications reduce the larger knee adduction moment peak more than a non-personalized approach. Journal of Biomechanics 66, 103–110. Download PDF.
Uhlrich, S.D., Jackson, R.W., Seth, A., Kolesar, J.A., Delp, S.L. Muscle coordination retraining inspired by musculoskeletal simulations reduces knee contact force. Scientific Reports 12(1), 1–13. Download PDF.
Simpson, C.S., Welker, C.G., Uhlrich, S.D., Sketch, S.M., Jackson, R.W., Delp, S.L., et al. Connecting the legs with a spring improves human running economy. Journal of Experimental Biology 222(17), jeb202895. Download PDF.
Boswell, M.A., Uhlrich, S.D., Thomas, K., Kolesar, J.A., Gold, G.E., Beaupre, G.S., et al. A neural network to predict the knee adduction moment in patients with osteoarthritis using anatomical landmarks obtainable from 2D video analysis. Osteoarthritis and Cartilage 29(3), 346–356. Download PDF.
Diamond, L.E., Grant, T., Uhlrich, S.D. Osteoarthritis year in review 2023: biomechanics. Osteoarthritis and Cartilage 32(2), 138–147. Download PDF.
Boswell, M.A., Kidziński, Ł., Hicks, J.L., Uhlrich, S.D., Falisse, A., Delp, S.L. Smartphone videos of the sit-to-stand test predict osteoarthritis and health outcomes in a nationwide study. NPJ Digital Medicine 6(1), 32. Download PDF.
Watkins, L., MacKay, J., Haddock, B., Mazzoli, V., Uhlrich, S., Gold, G., Kogan, F. Assessment of quantitative [18F] Sodium fluoride PET measures of knee subchondral bone perfusion and mineralization in osteoarthritic and healthy subjects. Osteoarthritis and Cartilage 29(6), 849–858. Download PDF.
Uhlrich, S.D., Uchida, T.K., Lee, M.R., Delp, S.L. Ten steps to becoming a musculoskeletal simulation expert: A half-century of progress and outlook for the future. Journal of Biomechanics 154, 111623. Download PDF.
Haddock, B., Fan, A.P., Uhlrich, S.D., Jørgensen, N.R., Suetta, C., Gold, G.E., et al. Assessment of acute bone loading in humans using [18F]NaF PET/MRI. European Journal of Nuclear Medicine and Molecular Imaging 46(12), 2452–2463. Download PDF.
Uhlrich, S.D., Kolesar, J.A., Kidziński, Ł., Boswell, M.A., Silder, A., Gold, G.E., et al. Personalization improves the biomechanical efficacy of foot progression angle modifications in individuals with medial knee osteoarthritis. Journal of Biomechanics 144, 111312. Download PDF.
Tan, T., Gatti, A.A., Fan, B., Shea, K.G., Sherman, S.L., Uhlrich, S.D., Hicks, J.L., et al. A scoping review of portable sensing for out-of-lab anterior cruciate ligament injury prevention and rehabilitation. NPJ Digital Medicine 6(1), 46. Download PDF.
Holder, J., van Drongelen, S., Uhlrich, S.D., Herrmann, E., Meurer, A., Stief, F. Peak knee joint moments accurately predict medial and lateral knee contact forces in patients with valgus malalignment. Scientific Reports 13(1), 2870. Download PDF.
Kaneda, J.M., Seagers, K.A., Uhlrich, S.D., Kolesar, J.A., Thomas, K.A., Delp, S.L. Can static optimization detect changes in peak medial knee contact forces induced by gait modifications? Journal of Biomechanics 152, 111569. Download PDF.
Seagers, K., Uhlrich, S.D., Kolesar, J.A., Berkson, M., Kaneda, J.M., Beaupre, G.S., et al. Changes in foot progression angle during gait reduce the knee adduction moment and do not increase hip moments in individuals with knee osteoarthritis. Journal of Biomechanics 141, 111204. Download PDF.
Watkins, L.E., Haddock, B., MacKay, J.W., Baker, J., Uhlrich, S.D., Mazzoli, V., et al. [18F] Sodium fluoride PET-MRI detects increased metabolic bone response to whole-joint loading stress in osteoarthritic knees. Osteoarthritis and Cartilage 30(11), 1515–1525. Download PDF.
Watkins, L.E., Rubin, E.B., Mazzoli, V., Uhlrich, S.D., Desai, A.D., Black, M., Ho, G.K., et al. Rapid volumetric gagCEST imaging of knee articular cartilage at 3 T: evaluation of improved dynamic range and an osteoarthritic population. NMR in Biomedicine 33(8), e4310. Download PDF.
Tan, T., Shull, P.B., Hicks, J.L., Uhlrich, S.D., Chaudhari, A.S. Self-supervised learning improves accuracy and data efficiency for imu-based ground reaction force estimation. IEEE Transactions on Biomedical Engineering 71(7), 2095–2104. Download PDF.
Cotton, R.J., Cimorelli, A., Shah, K., Anarwala, S., Uhlrich, S., Karakostas, T. Improved Trajectory Reconstruction for Markerless Pose Estimation. 2023 45th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Download PDF.
Uhlrich, S.D., Kolesar, J.A., Silder, A., Berkson, M.Z., Presten, B., et al. Six weeks of personalized gait retraining to offload the medial compartment of the knee reduces pain more than sham gait retraining. Osteoarthritis and Cartilage 27, S28. Download PDF.
Werling, K., Kaneda, J., Tan, T., Agarwal, R., Skov, S., Van Wouwe, T., Uhlrich, S., et al. Addbiomechanics dataset: Capturing the physics of human motion at scale. European Conference on Computer Vision, 490–508. Download PDF.
Gozlan, Y., Falisse, A., Uhlrich, S., Gatti, A., Black, M., Hicks, J., Delp, S., et al. OpenCapBench: A benchmark to bridge pose estimation and biomechanics. 2025 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV). Download PDF.
Falisse, A., Uhlrich, S.D., Chaudhari, A.S., Hicks, J.L., Delp, S.L. Marker data enhancement for markerless motion capture. IEEE Transactions on Biomedical Engineering. Download PDF.
Stingel, J.P., Hicks, J.L., Uhlrich, S.D., Delp, S.L. Simulating muscle-level energetic cost savings when humans run with a passive assistive device. IEEE Robotics and Automation Letters 8(10), 6267–6274. Download PDF.
Uhlrich, S.D., Falisse, A., Kidzinski, Ł., Muccini, J., Ko, M., Chaudhari, A.S., et al. Opencap: 3d human movement dynamics from smartphone videos. bioRxiv. 2022. Download PDF.
Watkins, L., MacKay, J., Haddock, B., Mazzoli, V., Uhlrich, S., Gold, G., Kogan, F. Evaluating the relationship between dynamic Na [18F] F-uptake parameters and MRI knee osteoarthritic findings. Journal of Nuclear Medicine 61(supplement 1), 182–182. Download PDF.
Mazzoli, V., Uhlrich, S., Rubin, E., Kogan, F., Heargraves, B., Delp, S., et al. Gait retraining as a conservative treatment for medial knee osteoarthritis. Osteoarthritis and Cartilage 27, S349. Download PDF.
Seagers, K., Kolesar, J.A., Mazzoli, V., Halilaj, E., Delp, S., Uhlrich, S. Reduced compressive & shear forces from gait retraining relate to slowed cartilage degeneration. Osteoarthritis and Cartilage 32, S28–S29. Download PDF.
Uhlrich, S.D. Gait modifications for knee osteoarthritis: Design, evaluation, and clinical translation. Stanford University. Download PDF.
Falisse, A., Uhlrich, S.D., Hicks, J.L., Delp, S.L. OpenCap: Movement biomechanics from smartphone videos. International Conference on NeuroRehabilitation, 519–522. Download PDF.
Tan, T., Gatti, A.A., Fan, B., Shea, K.G., Sherman, S.L., Uhlrich, S.D., Hicks, J.L., et al. Towards Out-of-Lab Anterior Cruciate Ligament Injury Prevention and Rehabilitation Assessment: A Review of Portable Sensing Approaches. medRxiv, 2022.10.19.22281252. Download PDF.
Watkins, L., Mazzoli, V., Black, M., Uhlrich, S., Hargreaves, B., Gold, G., Kogan, F. Cluster analysis of T2 changes is related to acute exercise in individuals with knee osteoarthritis. Proceedings of the 2020 ISMRM & SMRT Virtual Conference & Exhibition. Download PDF.
Mazzoli, V., Uhlrich, S., Rubin, E.B., Kogan, F., Hargreaves, B., Delp, S. Gait retraining as a conservative treatment for medial knee OA: preliminary findings. Proceedings of 27th Annual Meeting of ISMRM. Download PDF.
Uhlrich, S.D., Mazzoli, V., Silder, A., Finlay, A.K., Kogan, F., Gold, G.E., Delp, S.L., et al. Personalised gait retraining for medial compartment knee osteoarthritis: a randomised controlled trial. The Lancet Rheumatology. Download PDF.
Ukey, J., Rogers, C., Uhlrich, S., Akcakaya, M., Sethi, A. Enhancing Stroke Recovery Assessment: A Machine Learning Approach to Real-World Hand Function Analysis. International Journal of Medical Informatics, 106077. Download PDF.
White, W., Hong, J., Uhlrich, S., Battaglia, E. A First Design of the Inertially Correct Testbed Arm Platform for Testing of Wearable Devices. 2025 International Conference On Rehabilitation Robotics (ICORR), 1604–1610. Download PDF.
Uhlrich, S.D., Delp, S.L. Real-time electromyography feedback to change muscle activity during complex movements. US Patent 12,193,808. Download PDF.
Uhlrich, S.D., Ruth, P.S., de Monts, C., Falisse, A., Muccini, J., Ataide, P., Day, J., et al. Towards Video-Based Movement Biomarkers for Neuromuscular Diseases. International Conference on NeuroRehabilitation, 501–504. Download PDF.
Ruth, P.S., Uhlrich, S.D., de Monts, C., Falisse, A., Muccini, J., Covitz, S., et al. Video-based biomechanical analysis captures disease-specific movement signatures of different neuromuscular diseases. bioRxiv, 2024.09.26.613967. Download PDF.
Falisse, A., Uhlrich, S.D., Hicks, J.L., Chaudhari, A.S., Delp, S.L. MARKER DATA AUGMENTATION FOR ROBUST MARKERLESS MOTION CAPTURE. XIX International Symposium on Computer Simulation in Biomechanics, Kyoto. Download PDF.
Mazzoli, V., Uhlrich, S., Kogan, F., Silder, A., Finlay, A., Delp, S., Beaupre, G., et al. T 1ρ can detect microstructural changes in cartilage induced by conservative interventions: a one-year randomized controlled trial. Download PDF.
Kogan, F., Uhlrich, S., Berkson, M., Chaudhari, A., Black, M., Mazzoli, V., et al. Feasibility of Rapid MRI Assessment of Leg Alignment. Download PDF.
Watkins, L., MacKay, J., Haddock, B., Mazzoli, V., Uhlrich, S., Gold, G., Kogan, F. Evaluating the Relationship Between Dynamic [18F]-Sodium Fluoride Uptake Parameters and MRI Knee Osteoarthritic Findings. Download PDF.