{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004336","496:4960004190","496:4960001382","496:4960002804","496:4960003226","496:4960001612","496:4960002251","496:4960002661","496:4960001380","496:4960003486","496:4960004337","496:4960003635","496:4960002945","496:4960003902","496:4960001753","496:4960001627","496:4960002505","496:4960003628","496:4960004187","496:4960001495","496:4960003496","496:4960002646","496:4960003360","496:4960003766","496:4960001752"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8760614373182395,0.8616864157289014,0.8615056282747527,0.8497151976584062,0.8399022599040911,0.837406702587657,0.8253702270023396,0.8234692165416285,0.8233969266011001,0.8231417461256219,0.8219937825603353,0.8187468035317631,0.8136945001167106,0.8045873227595793,0.8002671657590812,0.7977916661213322,0.7883908264180712,0.7875809218056427,0.7834869947101271,0.7772962562757344,0.7760364775078529,0.7712663180977025,0.7696823364277202,0.7635897559636864,0.76130040771425],"twin_dists":[0.06681131839755583,0.07086527616349644,0.07091520205821163,0.07412046273909044,0.07671829011783163,0.077369758779715,0.08046418554360069,0.08094611422161331,0.08096440584210907,0.0810289543161717,0.08131894730444385,0.08213581221730583,0.08339727979388048,0.08564349024889219,0.08669735380359586,0.08729802998071821,0.08955904694726749,0.08975241517394279,0.09072656818082084,0.09218961321299876,0.0924859108778806,0.09360366069083995,0.09397339530001222,0.0953891820900001,0.09591866083813982],"n_dims_used":45,"mean_confidence":0.9265465630425347},"coverage":{"mean_confidence":0.9265465630425347,"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}}