{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000023","480:4800004808","493:4930000022","480:4800004718","480:4800004212","480:4800004805","493:4930001542","480:4800005061","480:4800004806","493:4930000037","480:4800004375","480:4800004213","469:4690000758","478:4780008180","480:4800004724","493:4930002525","480:4800003894","478:4780008399","493:4930001400","493:4930001543","480:4800004292","478:4780008616","478:4780008510","478:4780008833","480:4800004122"],"twin_admin_codes":[493,480,493,480,480,480,493,480,480,493,480,480,469,478,480,493,480,478,493,493,480,478,478,478,480],"twin_sims":[0.5246327347905073,0.26137553440037864,0.22506061728050583,0.19849765999708474,0.1675352471197841,0.1614950724208092,0.15203114720234234,0.13619154454714816,0.121677394260289,0.11980035176709918,0.10489281390328764,0.10278360420405067,0.07345268986863503,0.07282714900426829,0.07179314097414485,0.07126549695865723,0.06513944659735894,0.061088961333018575,0.057298858469196384,0.05520454062124783,0.052252034109259354,0.05015949300871402,0.04731956749397915,0.04636049730439682,0.046328122435178934],"twin_dists":[0.14751555839612226,0.212756219485535,0.2243023390919895,0.23355592816972842,0.24549792838096604,0.24800795152101213,0.25208165342911387,0.25933908995263566,0.2665676332898502,0.26754955501202154,0.27580010292948265,0.2770396297928055,0.2967916923887824,0.2972773661155748,0.2980876299790424,0.29850474793285914,0.30354115441374446,0.3070878939999477,0.3105860631436571,0.31260171665365843,0.3155536585147362,0.3177308389895118,0.32081003625720017,0.321884820380906,0.32192142485096603],"n_dims_used":43,"mean_confidence":0.9223649668139081},"coverage":{"mean_confidence":0.9223649668139081,"n_dims_used":43,"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}}