{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003016","466:4660005932","487:4870001560","487:4870003116","490:4900001713","496:4960008023","496:4960009960","487:4870003362","487:4870005119","490:4900009918","490:4900008262","487:4870003223","493:4930006953","490:4900012267","490:4900001308","487:4870003800","487:4870003224","490:4900006483","469:4690003507","496:4960009394","466:4660012148","469:4690005175","487:4870003520","494:4940003864","496:4960008048"],"twin_admin_codes":[469,466,487,487,490,496,496,487,487,490,490,487,493,490,490,487,487,490,469,496,466,469,487,494,496],"twin_sims":[0.01820674486987934,0.008184473416039504,0.006117345029858383,0.0016928775347611993,0.0014271285280228353,0.0006914394627781016,0.0005067281014036401,0.00030510708163364374,0.0002591929294841327,0.0002068670157804932,0.00008652842349623955,0.00007267979646112505,0.00004264294562168858,0.000037009858838084415,0.000027514422879057873,0.000025350617045055167,0.00002052150228483914,0.000014793642706345205,0.00001092165039245334,0.000010650928426476107,0.00001046299823023891,0.000007630570611696063,0.000007431539483584712,0.000006129030069965199,0.000005997257922999028],"twin_dists":[0.3676142343425403,0.4026325448592646,0.41464866677707796,0.4639746932885368,0.4701417289765805,0.495458316097634,0.5059285945002533,0.5225684509887489,0.5278063969911438,0.5349641719746796,0.5617739707321117,0.5669864708129017,0.582632893150174,0.5867201600648315,0.5951823475254266,0.5974990787658613,0.6034354246114703,0.6125152079971329,0.6208153586591127,0.6214969453913044,0.6219799029945875,0.6304827295051058,0.6311894076131831,0.6363180338865561,0.6368938977448555],"n_dims_used":43,"mean_confidence":0.8984208217886991},"coverage":{"mean_confidence":0.8984208217886991,"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}}