{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001758","489:4890001917","489:4890002664","489:4890003259","489:4890001928","489:4890001672","489:4890002023","489:4890003079","489:4890003005","489:4890001919","489:4890002743","489:4890001920","489:4890002079","489:4890002171","489:4890002916","489:4890002745","489:4890003260","489:4890002088","489:4890002104","489:4890002180","489:4890002999","489:4890002346","489:4890001994","489:4890001848","489:4890001676"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.853543775617975,0.831369304398464,0.8097511931345228,0.7787101636817665,0.7734428373996294,0.7700488375891457,0.7576316765578145,0.7493301721314178,0.7362615212191645,0.7142470527232501,0.7129859553785551,0.7023502768081509,0.6957057986011758,0.692574793299568,0.6820690886587548,0.6652759006120339,0.6629736419150565,0.6570341181259823,0.655048270080586,0.6520548957596936,0.6511933417592435,0.6470588859307893,0.6420691417881133,0.6365215169885245,0.6315678008034279],"twin_dists":[0.07309025264440293,0.07893146369356768,0.08437409742632004,0.09185650086193113,0.0930944660632384,0.09388790815507443,0.09676441179362245,0.09866625152897383,0.1016295697594177,0.10654875777170239,0.10682814986387809,0.10917540628845931,0.1106342223331952,0.11131979258625571,0.11361224225995341,0.1172549331881354,0.11775255666577261,0.11903467313732098,0.1194628360785275,0.1201077860742871,0.12029332141233028,0.12118312398565367,0.1222558823564235,0.12344733045160007,0.12451028262039425],"n_dims_used":45,"mean_confidence":0.9150309244791667},"coverage":{"mean_confidence":0.9150309244791667,"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}}