{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001164","491:4910001893","491:4910002290","491:4910001539","491:4910002232","491:4910001989","491:4910001482","491:4910002289","491:4910001718","491:4910001659","491:4910000969","491:4910002338","491:4910001359","491:4910000964","491:4910001304","491:4910002878","491:4910002137","491:4910002343","491:4910002086","491:4910001713","491:4910001362","491:4910002187","491:4910001301","491:4910001834","491:4910002093"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7502270723565437,0.5641576844056484,0.545931181206905,0.49504235697927174,0.47524929259829124,0.42946488860154663,0.3859103469760898,0.3293464144938947,0.32489551596260285,0.32056303048817,0.31297622842525175,0.3126419890255014,0.3061012804005014,0.30405767890185964,0.30369939140727403,0.30205443753594713,0.2718827209955449,0.25837967095322645,0.2570845818441008,0.2568988110203899,0.2565842210094423,0.2518466669503293,0.24744132188481918,0.24297113886885405,0.24169706634681948],"twin_dists":[0.09846154063196778,0.13896224018802497,0.14289290808537394,0.15401076698865407,0.15841661577066724,0.16885834037376962,0.17922210547208614,0.19356485488316416,0.1947469247255663,0.19590621354709273,0.19795769446077258,0.19804871800936383,0.19984128398730835,0.20040587540089919,0.2005050867676863,0.20096145662085643,0.20960828751698868,0.2136682168344061,0.21406452881067425,0.2141214801117107,0.21421798259338887,0.21568041794192022,0.2170561194125998,0.21846823768026363,0.21887378085606768],"n_dims_used":45,"mean_confidence":0.8981908162434896},"coverage":{"mean_confidence":0.8981908162434896,"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}}