{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008779},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010566","490:4900008780","490:4900010565","490:4900008658","490:4900011690","490:4900009840","490:4900008894","490:4900008439","490:4900010663","490:4900011706","490:4900012162","491:4910005568","490:4900007895","490:4900010024","490:4900011069","490:4900011704","491:4910005662","490:4900011217","490:4900008228","490:4900010480","490:4900008897","490:4900011826","490:4900008892","490:4900009929","490:4900008212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.3716617588299312,0.3645190284821392,0.3055870037038951,0.24489236340403675,0.2440509845025686,0.24217794319082572,0.20776423690260293,0.18484650269064387,0.17991762093710298,0.16936399881782482,0.15816886298045882,0.1452793633511358,0.14192244569448892,0.12549184026554883,0.11287955772740542,0.10757605174014923,0.10255019023527895,0.09620719648486785,0.09229308617809326,0.08927453132879204,0.0880790840517801,0.0859573553678767,0.08465846967705562,0.08420435253221847,0.0841153749009929],"twin_dists":[0.18272847339352336,0.18451106417311589,0.19998315874360698,0.21785929402980025,0.21812559316275756,0.21872055332352267,0.2302371979363364,0.23864623554822467,0.2405488816537196,0.24475087762768807,0.24941935014608796,0.25510316582718756,0.2566442463240467,0.2646072468251102,0.27127506228217646,0.27425095947727196,0.27717801635843964,0.28103657412928545,0.28351847750463116,0.2854899452747131,0.2862853337015274,0.2877183929528981,0.2886096396871227,0.2889238102157863,0.2889855256564335],"n_dims_used":45,"mean_confidence":0.8875406901041667},"coverage":{"mean_confidence":0.8875406901041667,"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}}