{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004705","487:4870004714","487:4870005871","487:4870005138","487:4870006015","487:4870005417","490:4900007145","466:4660002994","490:4900007394","490:4900001760","487:4870005580","496:4960011901","490:4900005807","490:4900002041","490:4900001480","469:4690001930","496:4960011052","487:4870004704","490:4900007396","487:4870004992","496:4960004968","496:4960004365","490:4900000016","469:4690003668","496:4960005272"],"twin_admin_codes":[487,487,487,487,487,487,490,466,490,490,487,496,490,490,490,469,496,487,490,487,496,496,490,469,496],"twin_sims":[0.48841981818362973,0.3888993312627279,0.3592414991169078,0.3513188068326041,0.350233585480458,0.3423564802398111,0.33212427928726945,0.32823850823503226,0.3263920077273077,0.3189639351537393,0.31640527713148486,0.31507591027260656,0.29993337093934297,0.294415220144486,0.2943720149659674,0.2925571021991779,0.2922741997589103,0.28990191584122676,0.2803453080813094,0.2778547357754044,0.2719291115511005,0.27188776502195017,0.2666364973595636,0.2662701670336873,0.26131160980544843],"twin_dists":[0.15547879752083307,0.17849449433322762,0.185839492548953,0.1878526768261657,0.1881302631788877,0.1901588470168801,0.19283156170899432,0.19385826408514975,0.19434849300752216,0.19633631351030112,0.19702703380687017,0.19738714799586882,0.2015520595833305,0.20310012958565676,0.20311231756965709,0.2036252555710914,0.2037053803282994,0.20437908925331352,0.20712706310094225,0.2078524891661154,0.2095945577115338,0.20960679461084855,0.21117040350680397,0.2112801911714448,0.21277561055672767],"n_dims_used":45,"mean_confidence":0.9119066026475694},"coverage":{"mean_confidence":0.9119066026475694,"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}}