{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005259","466:4660000274","494:4940008724","478:4780008217","472:4720004230","487:4870000880","473:4730001321","487:4870001435","487:4870001570","500:5000001650","500:5000001909","487:4870005708","487:4870006721","487:4870010276","466:4660014157","494:4940007580","473:4730002002","487:4870006938","490:4900003304","487:4870002184","490:4900007707","469:4690000052","490:4900005406","470:4700004147","490:4900005260"],"twin_admin_codes":[490,466,494,478,472,487,473,487,487,500,500,487,487,487,466,494,473,487,490,487,490,469,490,470,490],"twin_sims":[0.00020968137254143726,0.00011282927275584542,0.0000956322381236014,0.000042271282094649203,0.000039822364511521674,0.00003720839425094803,0.00003088040080183788,0.000027045210873679442,0.00002500143469228243,0.000012838613269721996,0.000008189754277984483,0.000008091731486267953,0.000008007973164772506,0.000006900548100080942,0.000006785993560918222,0.000005481311430444844,0.000005265009341916188,0.0000049018447822312386,0.000004325036913232311,0.0000042322930545301856,0.000004063462566579853,0.0000033280169558539527,0.000003124623545427118,0.000003085485511764447,0.0000028974443386609086],"twin_dists":[0.534537939694941,0.5537478587709797,0.5587622648424891,0.582886266258763,0.5846106956596501,0.5865663333009503,0.5919025691861366,0.5956696047497858,0.5978904963181298,0.6164060788462586,0.6285878672787968,0.628910893962134,0.6291898952600342,0.6331673557314228,0.6336131505665319,0.639271888845997,0.6403333185999504,0.6422132250234612,0.6454929228896279,0.6460591095906179,0.647121058304122,0.6523044597191987,0.6539331136675057,0.6542581575240056,0.655877257257252],"n_dims_used":43,"mean_confidence":0.8891330097996911},"coverage":{"mean_confidence":0.8891330097996911,"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}}