Author Archives: Max Gordon

Cartilage – the most stubborn entity of all?

I’ve previously [written]( about some interesting studies on treatment of cartilage defects. I was therefore thrilled to see Knutsen et al’s 15 year follow-up study. Unfortunately the results were rather disappointing; autologous chondorcyte implantation failed at a higher rate than … Continue reading

Posted in Orthopaedic surgery | Leave a comment

Deep learning with torch-dataframe – a gentle introduction to Torch

Handling [tabular data]( is generally at the heart of most research projects. As I started exploring [Torch]( that uses the [Lua]( language for [deep learning]( I was surprised that there was no package that would correspond to the functionality available … Continue reading

Posted in Deep learning, Torch, Tutorial | Leave a comment

Dealing with non-proportional hazards in R

Since I’m frequently working with large datasets and survival data I often find that the proportional hazards assumption for the Cox regressions doesn’t hold. In my most recent study on cardiovascular deaths after total hip arthroplasty the coefficient was close … Continue reading

Posted in Orthopaedic surgery, R, Research, Tutorial | Tagged , , , | Leave a comment