{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001974","494:4940007795","490:4900003030","490:4900004419","490:4900005631","490:4900001692","490:4900001542","490:4900003851","490:4900003572","490:4900003992","490:4900004399","494:4940008001","490:4900005757","490:4900003856","490:4900004534","494:4940007269","490:4900002278","490:4900003172","490:4900001683","490:4900001405","490:4900003580","490:4900002883","490:4900001686","490:4900001818","494:4940007901"],"twin_admin_codes":[490,494,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,490,490,494],"twin_sims":[0.4365043380219003,0.4284924683042441,0.40673780236687385,0.37928196639153416,0.3693789734927255,0.36468015821632893,0.3631191738613605,0.3617996393386923,0.35488496399189595,0.33882064609634305,0.336685213119287,0.3363151063718102,0.3237819153568547,0.32299298182970476,0.31812922716572095,0.304011514401833,0.30206007467062845,0.3010054311611429,0.2940768355617241,0.288185744417373,0.2815140879440064,0.2772595070698906,0.2747713756909824,0.27441183797947477,0.26943691995163466],"twin_dists":[0.16722639847952114,0.16908462381418812,0.1742048788321983,0.1808453037398905,0.18329630761436347,0.18447065942995172,0.1848624707510018,0.1851943431572206,0.18694362944652357,0.19107749498653215,0.19163480075674239,0.19173158517169006,0.19504407557274114,0.19525493727252785,0.1965613019297223,0.20041865474391626,0.20095989020975286,0.20125324492474428,0.2031956146448017,0.20486851834162148,0.20678798310546762,0.20802644637196074,0.20875609042083132,0.20886185878436292,0.21033420650530915],"n_dims_used":45,"mean_confidence":0.9074673970540365},"coverage":{"mean_confidence":0.9074673970540365,"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}}