{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009336","490:4900009661","490:4900009956","490:4900010155","490:4900009959","490:4900009958","490:4900009545","490:4900008350","490:4900010511","490:4900009955","490:4900009965","490:4900010057","490:4900010404","490:4900009437","490:4900010159","490:4900007789","490:4900008817","490:4900009754","490:4900010061","490:4900011896","490:4900010851","490:4900011064","490:4900010593","490:4900009847","490:4900009335"],"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":[0.3600301823381082,0.28891853129161693,0.26856859463993893,0.16930517044796542,0.15943115726277649,0.13665648454086518,0.12465675388681417,0.11821700214604412,0.10035880353559189,0.09120537351010947,0.07627939731506428,0.06959480873732887,0.05448451571167922,0.043441831605180496,0.03972510855270612,0.03196373191604463,0.028154675280355278,0.027580462132709184,0.026194536053565795,0.025584295479682627,0.02304456612599891,0.020814796382417688,0.01940750283361869,0.016416997414957998,0.015491469707272592],"twin_dists":[0.18564034165777438,0.20465932499277323,0.21059290678209552,0.2447748186860783,0.2488812059110584,0.259117335715444,0.2650325141834307,0.26838702430048667,0.2784893927720056,0.28422291744756667,0.29463780850878246,0.2998422108382597,0.31330931292864195,0.3252744034365361,0.3298797575660669,0.34081368863464967,0.34703677417355094,0.3480368577433956,0.35052661872083535,0.35165908334489465,0.356638524194486,0.3614195424499748,0.3646719983687172,0.3723317426825697,0.3749512998429448],"n_dims_used":45,"mean_confidence":0.8915158589680989},"coverage":{"mean_confidence":0.8915158589680989,"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}}