{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002472","490:4900003466","490:4900001699","490:4900002148","490:4900003471","490:4900004161","490:4900001732","490:4900003074","490:4900003072","490:4900003603","490:4900004444","490:4900003878","490:4900002303","490:4900002778","490:4900003594","490:4900002017","490:4900001701","490:4900003198","490:4900003460","490:4900003455","490:4900003329","490:4900002022","490:4900001596","490:4900003754","490:4900004150"],"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":[0.8331553540545289,0.818827184851011,0.785859571478917,0.7717852845634688,0.7202384447463653,0.7085896431913613,0.6734748380248298,0.6717668456233559,0.6561488124168913,0.6553636956978018,0.6391304552911747,0.6012070352001394,0.5994696523836124,0.5907117207370879,0.5860188480422595,0.5772258667404632,0.5726677031263462,0.5723855053182688,0.5582696968603669,0.5555593921846937,0.5503809109433683,0.5496371883208482,0.5453936298394496,0.5338335291667843,0.526550941728784],"twin_dists":[0.07847152688583187,0.08211564933385836,0.09016267520546929,0.09348237063850803,0.10521804629788173,0.10780031560379877,0.1154794753440027,0.11584978323734257,0.11922558116215272,0.11939484411342471,0.12288716714532805,0.13101444735193962,0.13138650652858516,0.13326251001079792,0.13426827833611935,0.13615426287230856,0.13713290292522495,0.13719351623872886,0.1402299418054169,0.14081410435339556,0.14193144552427428,0.1420920525867464,0.1430091482942532,0.14551405925270866,0.1470976579935953],"n_dims_used":45,"mean_confidence":0.9171108669704862},"coverage":{"mean_confidence":0.9171108669704862,"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}}