{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003382","498:4980002386","498:4980001968","498:4980002884","500:5000009106","500:5000007103","500:5000009867","498:4980002182","498:4980003268","498:4980003323","500:5000007897","498:4980003566","500:5000008144","484:4840004050","500:5000009328","500:5000009099","500:5000009868","500:5000007241","498:4980002142","498:4980002832","498:4980002644","498:4980002951","498:4980002964","500:5000009662","496:4960003590"],"twin_admin_codes":[498,498,498,498,500,500,500,498,498,498,500,498,500,484,500,500,500,500,498,498,498,498,498,500,496],"twin_sims":[0.5275375335481334,0.49337822854335317,0.46765417828151645,0.4220256369846843,0.4134407938235291,0.3764570570364599,0.36184375025809973,0.35023157434038144,0.30309431376404566,0.2808575145011237,0.26599867230609,0.26520482474027846,0.2591937006109091,0.25639541411370803,0.25598545211182067,0.25427680027020944,0.24944105314384205,0.24214390120408208,0.2296029308548899,0.2164070054300895,0.21319748712872483,0.2122785594874303,0.20075153436364765,0.19648388637633948,0.19074295813204864],"twin_dists":[0.14688285035601115,0.15437911051324057,0.16012278067542007,0.17059489404651462,0.17261496477493732,0.18154124135492966,0.18518323902811745,0.1881307780211762,0.20067278979101186,0.20697835930403,0.21136161764430988,0.21160000501048581,0.2134197553907395,0.21427593623995905,0.21440186574100986,0.214928098939987,0.21642971737864905,0.21873139404460865,0.22279466542938667,0.2272316899015402,0.22833814004783412,0.22865700220159219,0.23273908782571828,0.2342911888315329,0.23641641402093805],"n_dims_used":44,"mean_confidence":0.9204822887073864},"coverage":{"mean_confidence":0.9204822887073864,"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}}