{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009507","490:4900009902","490:4900009695","490:4900009696","490:4900010373","490:4900009593","490:4900009898","490:4900009296","490:4900008304","490:4900010003","490:4900007851","490:4900008967","490:4900008519","490:4900002117","490:4900009492","490:4900008980","490:4900009197","490:4900008517","490:4900010010","490:4900010001","490:4900009702","490:4900010372","490:4900010295","490:4900008977","490:4900008749"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5954527607112087,0.46264767866042533,0.4422183619689104,0.3852369265097919,0.3436684370234458,0.33022882350756183,0.31346614190783023,0.3053810224468499,0.30165663499786816,0.28855408796044374,0.28615075286638625,0.28555679790538424,0.2718485862050512,0.27044718856006383,0.27004997521176594,0.26915892679621706,0.2685383158217989,0.2682811280949862,0.2673350358628111,0.2616262754256233,0.25991056633660037,0.2557729637018355,0.2516259433550077,0.24923207053300606,0.24778598896485937],"twin_dists":[0.1322468253292772,0.16125260148611298,0.1659094078006307,0.17938640495089933,0.18981927706113436,0.19333155268090274,0.19782437611284706,0.20004002200468066,0.20107203848769775,0.20476332526751218,0.205451135641846,0.20562165303970315,0.20961839101298804,0.21003386539487592,0.21015186943395336,0.21041697279432584,0.2106019370953817,0.2106786658687748,0.21096131402270168,0.21268018768591399,0.21320135730193712,0.21446718680551216,0.21574897795487044,0.2164950288527827,0.21694792391319323],"n_dims_used":45,"mean_confidence":0.9189539591471354},"coverage":{"mean_confidence":0.9189539591471354,"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}}