{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001362","491:4910001989","491:4910002232","491:4910003018","491:4910001423","491:4910002290","491:4910001953","491:4910002137","491:4910001031","491:4910000971","491:4910001315","491:4910001094","491:4910001958","491:4910001027","491:4910001790","491:4910001957","491:4910002237","491:4910001954","491:4910001237","491:4910001893","491:4910002829","491:4910001736","492:4920004138","492:4920005207","491:4910001164"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491],"twin_sims":[0.37383127603974226,0.2839437552208083,0.2606664872986682,0.250339133674107,0.2253150338423391,0.2008251037704485,0.19432665355422205,0.19352906604525175,0.1930143428531783,0.191085273303899,0.1850942707812452,0.1812238787800625,0.17993252262218692,0.17960578365516058,0.1787247392172424,0.1660363117864162,0.16536391360419217,0.1644115826308104,0.16434265959564306,0.16404390414402437,0.15754692271563972,0.15185956366966774,0.1491364300418152,0.14879459740521303,0.1478843761401152],"twin_dists":[0.18219041169327913,0.20608581741718804,0.21297147073218284,0.21614944596699398,0.22421736301431758,0.23271253186869226,0.23508464350335848,0.23537955374878478,0.2355703231502327,0.23628845354765743,0.23855154153771127,0.24004108902996849,0.24054307409927925,0.24067049060936768,0.24101488740829796,0.24611463912227216,0.2463925908644248,0.24678765967137414,0.24681631610032845,0.24694063153232804,0.24968564863557008,0.25215720258233343,0.2533647043924495,0.253517425366138,0.25392535211159933],"n_dims_used":45,"mean_confidence":0.8982908460828993},"coverage":{"mean_confidence":0.8982908460828993,"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}}