{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005935","490:4900001763","490:4900002053","490:4900005149","488:4880003483","496:4960012330","478:4780004131","490:4900002940","490:4900002348","496:4960011823","489:4890003220","469:4690003754","490:4900002050","490:4900002361","469:4690000800","466:4660000097","470:4700008675","488:4880000499","478:4780006549","466:4660000071","490:4900002950","466:4660000070","490:4900000421","469:4690005411","485:4850003476"],"twin_admin_codes":[490,490,490,490,488,496,478,490,490,496,489,469,490,490,469,466,470,488,478,466,490,466,490,469,485],"twin_sims":[0.532231743698019,0.5258636641127667,0.4283733856551996,0.40004168974097687,0.3634271831751005,0.31372992058806465,0.28623557793115634,0.24323041105922744,0.24278934628362753,0.239992337067597,0.23576307981707686,0.23356532980419298,0.2327852049063942,0.23234281088554268,0.2307617189588789,0.2263834228749302,0.21580078613804038,0.21377948975428726,0.21164377238549897,0.2111702572816298,0.21077071004935313,0.2054644582822468,0.20378471528006878,0.203543303608669,0.20340817152522597],"twin_dists":[0.14586197551948796,0.14724734923999752,0.16911234894609778,0.17580482536744144,0.18478509223758663,0.19775264409922258,0.20542680072805283,0.21838587871338572,0.21852601880042372,0.21941857687645877,0.22078111840235412,0.22149548040196476,0.22175011377374682,0.22189476066223593,0.22241320646415325,0.22386121122536784,0.22743982598692242,0.2281366694744757,0.22887781571990157,0.22904282261585263,0.22918224913909793,0.23105121813093696,0.2316497189825763,0.23173601267556637,0.23178434689733735],"n_dims_used":45,"mean_confidence":0.9162980821397569},"coverage":{"mean_confidence":0.9162980821397569,"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}}