{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009347","490:4900009449","490:4900009232","490:4900008349","490:4900009350","490:4900007908","490:4900009859","490:4900009855","490:4900008817","490:4900009118","490:4900008234","490:4900008039","490:4900009953","490:4900009830","490:4900009233","490:4900009120","490:4900009933","490:4900009857","490:4900009832","490:4900009324","490:4900008803","490:4900009834","490:4900009956","490:4900009545","490:4900008449"],"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":[0.24168558978085894,0.11437045244594791,0.08352854258427941,0.07463112382214371,0.060722020527937286,0.05905533065762375,0.05265804336067676,0.048861425090771494,0.03943707669229526,0.03882015616284889,0.029272219373806294,0.02773327746762693,0.02698514886167465,0.024355537952198806,0.023172351733367298,0.02199332342401144,0.018985752266897186,0.015285641909611838,0.015253765705625514,0.01472828968070979,0.01312544426363423,0.012521434738992783,0.012165129878852309,0.01179811027735753,0.011473750232105907],"twin_dists":[0.2188774401829898,0.27045796895701724,0.2893938665439664,0.2958857593401215,0.3074186380644911,0.3089419223639429,0.3151396489723801,0.3191197214552935,0.3302516368346039,0.3310559365578103,0.3451396531120673,0.34776896888958153,0.34909279448515296,0.35401203014654686,0.35637689221193225,0.3588400051310548,0.36568681976797535,0.3755525253756454,0.37564627271387496,0.37721709659136,0.38233437165363493,0.38440712817759826,0.3856717588618233,0.3870092322100977,0.3882223433821338],"n_dims_used":45,"mean_confidence":0.8877544826931424},"coverage":{"mean_confidence":0.8877544826931424,"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}}