{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011228","490:4900011011","490:4900011644","490:4900011298","490:4900011012","490:4900011167","490:4900011160","490:4900011165","490:4900011159","490:4900011703","490:4900011833","490:4900011234","490:4900011179","490:4900010760","490:4900011229","490:4900010426","490:4900011450","490:4900011452","490:4900011900","490:4900012118","490:4900010776","490:4900010678","490:4900010927","490:4900011154","490:4900010677"],"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":[0.49214238429425594,0.3145412062742196,0.3094157092249498,0.2981859014913086,0.2977567594779178,0.29742231823966514,0.26234928963303833,0.24788350149890254,0.23008931897310994,0.22581390745475072,0.2237914037817455,0.21448888668054333,0.20329840628783863,0.1955514650072805,0.17956748895074306,0.17837409217743375,0.17352724865352653,0.17251397853529288,0.16666476347100537,0.1636891403039635,0.15884034784982037,0.14868996738982004,0.14202770872376097,0.14129543716383994,0.1323007920820543],"twin_dists":[0.15465289099616877,0.19753223758167593,0.1989302041522308,0.2020404730076012,0.20216067364650267,0.2022544196020824,0.21246120470398058,0.21691733098328325,0.22263439807406876,0.22405092225428727,0.22472721823177752,0.22789159977926418,0.2318236240886681,0.23463339866478847,0.24068543492642022,0.24115228905217215,0.2430715193312223,0.24347756946048874,0.24585558705037713,0.24708846557030206,0.2491326933896411,0.25356422275919877,0.2565955135464649,0.2569350859868015,0.2612174200203703],"n_dims_used":45,"mean_confidence":0.8898483276367187},"coverage":{"mean_confidence":0.8898483276367187,"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}}