{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000851","496:4960000411","487:4870007052","470:4700005860","466:4660003013","467:4670000277","467:4670003557","472:4720005165","487:4870011810","466:4660003213","493:4930004691","496:4960000718","496:4960004399","466:4660011508","493:4930003422","496:4960005457","494:4940007498","467:4670000765","496:4960004534","493:4930004676","472:4720005126","470:4700006415","493:4930004117","489:4890004617","468:4680000860"],"twin_admin_codes":[496,496,487,470,466,467,467,472,487,466,493,496,496,466,493,496,494,467,496,493,472,470,493,489,468],"twin_sims":[0.3744738827293558,0.35694015166153886,0.33114895647990655,0.3198614399247652,0.25385853565928107,0.24656068892304836,0.21947333960841078,0.21459118615750886,0.21180661800278672,0.20994279036863794,0.2091765323171143,0.20442811963363272,0.19052147752471155,0.18821193092029972,0.18805538845506722,0.18482833656402906,0.1846503418023658,0.1817921376873002,0.17486134056553623,0.17199682886847367,0.169196505800852,0.16373061189761445,0.1628807598243897,0.16280850517347054,0.15856393903772711],"twin_dists":[0.18203133431625051,0.18642189097754117,0.1930886405834334,0.19609476788321223,0.21505725828654634,0.2173330018589743,0.22618487556265204,0.22785630438160703,0.22882112638868038,0.22947173331803425,0.2297403495347426,0.23142007295791495,0.23649929090327038,0.23736755103586366,0.2374266715159909,0.23865318193919888,0.23872126928189377,0.23982099307075175,0.24253948075855455,0.2436854659140167,0.24481905706173643,0.2470711719362291,0.2474261951219939,0.2474564411143226,0.249250585143073],"n_dims_used":43,"mean_confidence":0.9182247782862464},"coverage":{"mean_confidence":0.9182247782862464,"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}}