anchor.diff:              // Generate and append result content
               // DEV: We use a document fragment to avoid `n` DOM edits -- instead it's 1
               // DEV: Tables will all use same width due to heuristics
  -            var resultGroupEl = D.TABLE({class: 'table'}, [
  +            var resultGroupEl = D.TABLE({
  +              class: 'table',
  +              'data-similar-image-set': imageSetInfo.id
  +            }, [
                 D.THEAD([
                   D.TR([
                     // TODO: Add collapse support like in `gemini-gui`
  
positive.code:                   D.TD({
                      style: 'vertical-align: top;'
                    }, [
                      D.INPUT({type: 'checkbox', checked: true})
                    ]),
                    D.TD({style: 'vertical-align: top;'}, [refImgClone]),
                    // TODO: Consider adding updated diff image here or placing overlay or muting non-overlay section
  
negative.code: 
              // Create a canvas
              // https://github.com/scijs/get-pixels/blob/7c447cd979637b31e47e148f238a1e71611af481/dom-pixels.js#L14-L18
              var canvasEl = D.CANVAS({class: 'updated-ref'});
              canvasEl.width = refImg.naturalWidth;
              canvasEl.height = refImg.naturalHeight;
              var context = canvasEl.getContext('2d');
  