{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003181","490:4900001021","490:4900002887","490:4900003576","490:4900001144","490:4900004134","490:4900004403","490:4900004023","494:4940007986","490:4900001290","490:4900006391","490:4900007503","490:4900000561","487:4870001017","490:4900005627","490:4900002896","490:4900003605","487:4870000357","490:4900004188","490:4900007965","490:4900001876","466:4660007143","490:4900000728","496:4960008020","494:4940005484"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,487,490,490,490,487,490,490,490,466,490,496,494],"twin_sims":[0.4871212136370701,0.3591357924829794,0.3269486266015944,0.31066183950414805,0.1915550799805984,0.18571994396000627,0.161647569097842,0.15975973782871733,0.14002046045418762,0.12935425133833198,0.1089447694093197,0.09592263870035492,0.09161394813925643,0.07446172428282663,0.06869706108239307,0.06530342907964334,0.06323880737376561,0.059052630855387554,0.058310908813697056,0.05747493018047348,0.05619548383166503,0.051157412915947956,0.04933307044068837,0.04908293393639471,0.04906862677187028],"twin_dists":[0.15576735698576202,0.1858662015792483,0.1942005548524247,0.19858911534385543,0.23611309578161177,0.23831281296604195,0.24794375160803658,0.24874163371542393,0.25752946460532244,0.2626677714946267,0.2734722660306404,0.281214301174907,0.2839575354736792,0.29601527258579424,0.3005717030625583,0.3034014090496504,0.30518222649443894,0.30894441840582276,0.3096337479059003,0.3104193923604376,0.3116402601314999,0.3166833182503554,0.31861156000380825,0.3188805555863811,0.318895975981929],"n_dims_used":45,"mean_confidence":0.9206392923990886},"coverage":{"mean_confidence":0.9206392923990886,"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}}