{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003241","490:4900002369","490:4900004331","490:4900004193","490:4900002965","490:4900003642","490:4900003106","490:4900003780","490:4900003240","490:4900005019","490:4900003638","490:4900003109","490:4900003631","490:4900003108","490:4900003632","490:4900003110","490:4900004338","490:4900003636","491:4910002206","490:4900004196","491:4910001692","490:4900003771","490:4900001912","490:4900003784","490:4900005153"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490],"twin_sims":[0.581521915598063,0.48153550670613565,0.47060336870312136,0.46480979627663077,0.45504474092599306,0.4485139253734295,0.4232901876221882,0.3918289430056273,0.3829491561577996,0.3765676956083617,0.3743020189675619,0.33079249697523155,0.31360380413552047,0.3105162788649713,0.30319869227639484,0.30164904005178106,0.27732696549609215,0.272006026211737,0.2572743792138815,0.2565726892113847,0.256181764995487,0.24907859783811725,0.24556327540763564,0.24160444199182562,0.241304690480413],"twin_dists":[0.13523253812594707,0.15701125193171903,0.1594591787965581,0.16076415689357704,0.16297665092246794,0.16446598143170832,0.17029881597368837,0.17778388580886867,0.17994559452603023,0.18151393697235654,0.18207386606738835,0.1931827007747827,0.197786935944239,0.19862891749461303,0.20064384642285202,0.20107415057084352,0.20800672002514425,0.2095717971336771,0.21400636995162403,0.21422152146675863,0.21434154769426783,0.21654301463508824,0.21764737059753,0.21890331753734546,0.2189989546604988],"n_dims_used":44,"mean_confidence":0.8972577181729403},"coverage":{"mean_confidence":0.8972577181729403,"n_dims_used":44,"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}}