{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004257","487:4870004550","490:4900000709","487:4870004552","496:4960008266","496:4960008018","494:4940008392","487:4870010406","487:4870002452","487:4870009873","496:4960008669","487:4870003538","490:4900000405","487:4870009208","490:4900000817","494:4940008391","496:4960008027","496:4960008866","496:4960009275","487:4870005714","496:4960008270","487:4870004698","496:4960008032","496:4960008678","490:4900002005"],"twin_admin_codes":[487,487,490,487,496,496,494,487,487,487,496,487,490,487,490,494,496,496,496,487,496,487,496,496,490],"twin_sims":[0.8797040741380361,0.5847239425755064,0.518596790404469,0.5157771038259558,0.4830126938523178,0.4544091451735968,0.43418165228195077,0.42555973101614764,0.4221561011637429,0.4205565453383938,0.3863469777929412,0.3833375625603416,0.37634994198479155,0.3715129286877003,0.3640055959333048,0.3613816518469017,0.3597917548288787,0.3463372447012405,0.3427040939412666,0.34219074096323226,0.3413283046328529,0.3330086883990982,0.32429629956009653,0.3067142238043362,0.3062793018006386],"twin_dists":[0.06575541763775943,0.13454588653171232,0.14883282996923236,0.1494494315277773,0.15668185873341337,0.1631212481801704,0.1677636846476514,0.16976835726151268,0.17056433034839424,0.17093933161150007,0.17911565011799307,0.17985054579952378,0.1815676799041833,0.18276544152722116,0.1846398722044219,0.18529959815466057,0.1857005236053891,0.18913063642179745,0.19006880775378782,0.19020179414702684,0.19042545216080864,0.192598802566792,0.19490674787699058,0.19967236952552897,0.19979220488366065],"n_dims_used":43,"mean_confidence":0.9070602239564408},"coverage":{"mean_confidence":0.9070602239564408,"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}}