{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001091","471:4710001622","471:4710001671","471:4710001562","471:4710001509","471:4710001026","484:4840006386","471:4710001084","484:4840005640","471:4710001431","473:4730007575","476:4760000927","471:4710002051","500:5000004942","471:4710001510","471:4710001663","471:4710001024","471:4710002425","471:4710002728","476:4760000981","473:4730009315","471:4710001623","471:4710001603","476:4760001189","471:4710001114"],"twin_admin_codes":[471,471,471,471,471,471,484,471,484,471,473,476,471,500,471,471,471,471,471,476,473,471,471,476,471],"twin_sims":[0.48926823344758974,0.4761978914116642,0.41069716820507945,0.4029990269790529,0.40071811161347093,0.37483610076700463,0.3407117984457755,0.33425628933908685,0.3084106412209168,0.3082787990663041,0.2895226437961025,0.28040398001225014,0.2799966261661228,0.2755509208431983,0.27461109174339293,0.2612449024798191,0.26033814122299104,0.25605890335735193,0.2522293326063451,0.24700388607846024,0.24548218106757852,0.2443759513274487,0.2418777472559717,0.23866137067034277,0.23681965106930666],"twin_dists":[0.1552903987809563,0.15820416108722263,0.173264360782904,0.17509673672044768,0.1756426582758312,0.181941726265284,0.19058551770301055,0.1922710306956961,0.19920588433104033,0.1992420856047925,0.20448710335985046,0.20711002110884477,0.20722838678734481,0.20852705571503966,0.20880323206724405,0.21279584892323036,0.21307127401246667,0.21437929407718137,0.21556164702304495,0.21719357564373087,0.2176729663309187,0.2180226700242623,0.2188161852029695,0.2198456759256622,0.220439238313484],"n_dims_used":45,"mean_confidence":0.916998545328776},"coverage":{"mean_confidence":0.916998545328776,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}