{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002219","480:4800002390","480:4800002171","480:4800002157","480:4800002115","480:4800002541","480:4800002501","480:4800002298","480:4800002452","480:4800001949","480:4800001890","480:4800002437","480:4800002163","480:4800002404","480:4800001682","480:4800002110","480:4800002491","480:4800002547","470:4700004707","470:4700004537","479:4790006200","479:4790006232","470:4700003918","470:4700005931","480:4800002443"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,470,479,479,470,470,480],"twin_sims":[0.889271018616636,0.7047431830365353,0.5833673132257106,0.5807548388008783,0.4734282546071995,0.4714835182354841,0.4663727243759214,0.4641665579984575,0.4607573516465214,0.44224287714177074,0.4309304779089257,0.41171701097113617,0.3678339445531063,0.3455690169447802,0.3402144286142574,0.3232225852676237,0.3076711548599757,0.30533806253742657,0.30239034743875504,0.29766398395638877,0.29338457960807324,0.2751676938777929,0.2733249979234455,0.2729749791965362,0.2717294632548299],"twin_dists":[0.06291966064199961,0.10864865575356895,0.13483677243759362,0.1353970744252742,0.15882485867175325,0.1592614075285584,0.16041156724053554,0.16090938799426996,0.16168030291023375,0.16590377181072813,0.1685176906008124,0.17302275117074967,0.18368161919179088,0.1893285754869716,0.1907147645660474,0.19519354058530775,0.19940904803421053,0.20005188432872448,0.2008681458079462,0.20218667299906298,0.20339115751779507,0.2086396002651816,0.20918210203627602,0.20928540341107962,0.2096536561285506],"n_dims_used":43,"mean_confidence":0.920797303665516},"coverage":{"mean_confidence":0.920797303665516,"n_dims_used":43,"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}}