{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001893","487:4870011604","490:4900001475","487:4870011474","496:4960012312","490:4900003474","490:4900006413","478:4780002382","487:4870013247","496:4960012199","478:4780005143","466:4660000217","466:4660003396","490:4900002637","493:4930006577","490:4900005272","490:4900005137","490:4900002638","487:4870012667","490:4900002640","490:4900003069","478:4780004776","478:4780004178","490:4900004859","493:4930006088"],"twin_admin_codes":[490,487,490,487,496,490,490,478,487,496,478,466,466,490,493,490,490,490,487,490,490,478,478,490,493],"twin_sims":[0.538109895256689,0.3797948012526177,0.340954712889718,0.3403875552347017,0.2889476300554383,0.2871880740631478,0.2835156357337949,0.2750613922489564,0.26860412693056857,0.265622805073581,0.2625724606050838,0.25690996029216673,0.2518763709891583,0.2477542502489068,0.24531514231553644,0.24050867501698622,0.24036758141865705,0.2388111673030674,0.2319285323514452,0.22612050850960208,0.22230436706419013,0.2218619228753906,0.21721073569904772,0.21720370781941803,0.21639285853086057],"twin_dists":[0.14458623690694486,0.18071923315652177,0.19052243052863427,0.19066976428127738,0.2046510245313846,0.20515384184563593,0.2062092784215801,0.20867083550311744,0.21058231048489048,0.2114744328648058,0.21239368815708384,0.21411806137302483,0.21567119435279858,0.2169578830717863,0.21772570578758263,0.21925330163694634,0.219298441561603,0.21979752983993117,0.22203037906075918,0.2239487511041298,0.225227062240269,0.22537621331377578,0.22695634580286658,0.22695875045974281,0.22723654254403364],"n_dims_used":45,"mean_confidence":0.9165266248914931},"coverage":{"mean_confidence":0.9165266248914931,"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}}