{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012106","490:4900011170","490:4900011242","490:4900009727","490:4900008442","490:4900012173","490:4900012108","490:4900011310","490:4900008441","490:4900009825","490:4900010652","490:4900012171","490:4900010149","490:4900009828","490:4900009418","490:4900010412","490:4900012107","490:4900011309","490:4900006676","490:4900010653","490:4900010150","490:4900007890","490:4900010401","490:4900010654","490:4900008332"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3767345672840699,0.30069802153286695,0.2626357945607052,0.2363424191948087,0.053934928748573106,0.03608580407774028,0.029852056466787527,0.027735353956375167,0.025470212982584825,0.024503090923557458,0.02116132907169542,0.02025548711481649,0.017120251607712956,0.013375905328811742,0.0112009738222616,0.01110552720814076,0.008298477556071254,0.0052507069270839235,0.005143990518487991,0.004340576990453987,0.00362683335775687,0.00275401050431022,0.0012939738856586568,0.0009482958385646838,0.0008678187683872832],"twin_dists":[0.18147276228273815,0.20133886535855608,0.2123745341018003,0.22059353495991443,0.31385464313841027,0.33475666100909507,0.3441797193129545,0.3477653375132438,0.3518733769374295,0.35372412839713796,0.3606481391319289,0.36268852445282546,0.3704266826825961,0.38149954961547666,0.3892663406379579,0.3896369836792143,0.4020526165997928,0.4208170907345086,0.42163932363278556,0.4283790607232099,0.43539520154485184,0.4459329766336135,0.47364273847423594,0.4845848090553063,0.48766193023570914],"n_dims_used":45,"mean_confidence":0.8927369011773003},"coverage":{"mean_confidence":0.8927369011773003,"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}}