{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004783","490:4900001580","490:4900000272","490:4900001305","466:4660002446","490:4900007248","487:4870003948","494:4940001218","496:4960008674","494:4940004600","487:4870000478","490:4900007030","494:4940001994","494:4940008401","490:4900001160","466:4660006904","472:4720007648","480:4800005126","466:4660007641","490:4900001309","494:4940007909","490:4900001157","496:4960007673","490:4900000468","494:4940000892"],"twin_admin_codes":[480,490,490,490,466,490,487,494,496,494,487,490,494,494,490,466,472,480,466,490,494,490,496,490,494],"twin_sims":[0.20566131324836032,0.15479065760518623,0.12351704769910818,0.11670202024420026,0.10828334359328505,0.09455441142131701,0.08781720960438454,0.06747091276278108,0.06456215583531975,0.055477088298585664,0.05444109273344522,0.05209498837001849,0.05124812986615453,0.04398867504937496,0.042645304624915184,0.04070553754754977,0.04016181067221449,0.03977835605347983,0.036719582604692644,0.03355614269799932,0.03275110296642273,0.03052557908250009,0.030076353314968083,0.02787394695336662,0.027799016397347526],"twin_dists":[0.23098129725655614,0.2508751333984264,0.26561641679247666,0.26919641290279184,0.27384761300170635,0.2820746993307634,0.28646071461930456,0.30158067954811507,0.30403541820710345,0.3123358653086183,0.31335223337926377,0.31571451560704367,0.3165889377418411,0.3246250708832955,0.3262326189687516,0.32863076150776277,0.32932025197451426,0.3298112591779224,0.33387823816526513,0.33839895345909876,0.339607189321494,0.3430845582124942,0.34381267669789695,0.3475234924752691,0.3476541176205507],"n_dims_used":45,"mean_confidence":0.9146638658311632},"coverage":{"mean_confidence":0.9146638658311632,"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}}