{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003524","468:4680003885","470:4700008809","499:4990003663","500:5000008603","470:4700008665","478:4780005500","485:4850000509","479:4790000325","468:4680003379","496:4960011879","489:4890005292","479:4790001566","478:4780006687","470:4700005246","470:4700008724","470:4700002228","496:4960011536","484:4840003749","472:4720001661","473:4730003153","470:4700003558","478:4780005206","469:4690003094","485:4850000492"],"twin_admin_codes":[479,468,470,499,500,470,478,485,479,468,496,489,479,478,470,470,470,496,484,472,473,470,478,469,485],"twin_sims":[0.202883034692869,0.1595285822738355,0.1562327305018626,0.14429207629727764,0.1389204560665095,0.12788736394051256,0.12384418163451721,0.12061177482638588,0.0950433114601799,0.09386949626851637,0.09118380247610025,0.08842774649684687,0.08558377937565471,0.08226148904486937,0.07687446416138953,0.07643723040233537,0.074024675163795,0.061159619103254556,0.060971895936921476,0.06042117005901954,0.05671902914401946,0.05667257363609191,0.05500940645000991,0.05465809552380426,0.0522298584346244],"twin_dists":[0.23197238798447956,0.2488398005742079,0.25025088417457225,0.25555363799207315,0.2580455247114369,0.2633991243595885,0.2654483993480577,0.26712365084688094,0.28176613972410136,0.282509091471495,0.28423695462452736,0.28605247124763167,0.28797362126304243,0.290283408457665,0.29419260616907966,0.29451945304011984,0.2963505177644751,0.30702439366030637,0.30719323386723113,0.307691038440301,0.3111379384721916,0.31118235555818374,0.3127927243615565,0.31313802436954347,0.3155763480014655],"n_dims_used":43,"mean_confidence":0.9144874395326127},"coverage":{"mean_confidence":0.9144874395326127,"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}}