{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008492","490:4900008603","490:4900009463","490:4900008384","490:4900010171","490:4900007936","490:4900008604","490:4900008830","490:4900007952","490:4900008939","490:4900008936","490:4900009161","490:4900008156","490:4900009566","490:4900009469","490:4900008711","490:4900009058","490:4900008491","490:4900009372","490:4900008611","490:4900009570","490:4900008606","490:4900009466","490:4900009473","490:4900009477"],"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":[0.5956799223049736,0.5175274117988874,0.46594183451621574,0.4325616802020977,0.3919569542291381,0.33572077868263867,0.3274070783752793,0.30847539117877637,0.3064085631686129,0.3032358259483767,0.2987485179742806,0.27448466569221575,0.2520077727138998,0.2474744415809603,0.2434324526154555,0.23050298491514246,0.22411475991197974,0.217108218358459,0.1841830486408573,0.18039807569382943,0.17590995905678394,0.17555120561845983,0.17263424824062687,0.1691979071194476,0.16503630854994294],"twin_dists":[0.1321981681302032,0.14906658332957937,0.16050873324217638,0.1681390996342157,0.177752892085046,0.19188712496454655,0.19407881207486932,0.19918810851869256,0.1997565788604826,0.20063355093407492,0.20188304046586103,0.20884042755719487,0.21563040028595917,0.21704571850791032,0.2183217386419948,0.22249826883328358,0.22461882032354408,0.22699142828797805,0.23890024051630201,0.24036180791495837,0.2421233184433082,0.24226549646152112,0.24342928444070472,0.2448184864421504,0.2465283099282182],"n_dims_used":45,"mean_confidence":0.9310747782389323},"coverage":{"mean_confidence":0.9310747782389323,"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}}