{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001351","490:4900001861","466:4660002990","494:4940006044","487:4870006147","490:4900004314","494:4940008211","488:4880000391","487:4870005135","466:4660003801","490:4900005778","490:4900001616","470:4700005977","487:4870005436","480:4800004862","496:4960000095","494:4940007918","466:4660005232","490:4900001752","470:4700004067","493:4930001911","466:4660004155","488:4880000390","487:4870005403","490:4900005922"],"twin_admin_codes":[490,490,466,494,487,490,494,488,487,466,490,490,470,487,480,496,494,466,490,470,493,466,488,487,490],"twin_sims":[0.3301583772046838,0.1635352774576469,0.14779135309651348,0.14660828062006429,0.12678015470518525,0.10943363333477038,0.10364507055973152,0.09590255718786905,0.08514434749729348,0.08510924621088063,0.08403493555669081,0.08386380348076714,0.08171335747394586,0.08046772490479077,0.07849705800051537,0.07834133861465797,0.07828338011353249,0.07791021440658959,0.07736388736136215,0.07612000720086272,0.07360381251888631,0.07061842564749508,0.06985817286697982,0.0695238483896083,0.06895949516416044],"twin_dists":[0.19335016556203227,0.2471526540218981,0.25396714580653995,0.25450038355103316,0.26395536653396434,0.2731959774924816,0.27653099570282597,0.28122685920035656,0.28827498100928445,0.2882991066754765,0.2890413637424081,0.28916029951046296,0.2906716252939888,0.29156166411808476,0.2929925908878614,0.29310688576921673,0.29314947276246117,0.2934242776119989,0.29382851647024083,0.294757531967703,0.29667486170547486,0.2990197084918185,0.299629657362229,0.2998995925841723,0.3003576565671357],"n_dims_used":45,"mean_confidence":0.9135626051161024},"coverage":{"mean_confidence":0.9135626051161024,"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}}