{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009027","490:4900009138","490:4900009228","490:4900009559","490:4900009216","490:4900008991","490:4900009126","490:4900008465","490:4900009040","490:4900007766","490:4900009320","490:4900009225","490:4900008700","490:4900008370","490:4900008464","490:4900008883","490:4900008025","490:4900009036","490:4900009224","490:4900009321","490:4900009136","490:4900009024","490:4900009234","490:4900007913","490:4900008591"],"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":[0.1407997870661819,0.07472439259314263,0.05998499977048982,0.03252446039946458,0.02891315652072107,0.025375149027060895,0.025101220800426666,0.02099525668575481,0.018826006634671152,0.015281429303584134,0.014254505356620989,0.014123085024753967,0.012608939392692633,0.011579376907116388,0.011503589575203668,0.010688810590373089,0.00847643418714187,0.007396856804708672,0.006787326775847649,0.00622970550952748,0.005880693025653168,0.005624057745290748,0.005606766797036044,0.005355131558546322,0.005102300023540076],"twin_dists":[0.25716567539024865,0.29581455262884665,0.30808794845363924,0.3399519145320019,0.34574230424669766,0.3520525801317707,0.3525722202759203,0.3610164432149009,0.36607635059437094,0.37556490469772297,0.37867633490339425,0.37908868232241044,0.3841014299457453,0.3878239915360934,0.3881094807825436,0.3912891273616536,0.4011614752650029,0.4068493273615214,0.4103991924316053,0.4139076159156965,0.41625049390563074,0.41805473227576506,0.4181789511355682,0.4200270232805403,0.4219647418045578],"n_dims_used":45,"mean_confidence":0.8802842881944445},"coverage":{"mean_confidence":0.8802842881944445,"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}}