{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730007187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004701","500:5000007600","500:5000004703","500:5000008721","500:5000011424","499:4990002353","500:5000010167","467:4670003512","499:4990001960","473:4730006958","475:4750007758","500:5000003816","473:4730006082","499:4990003779","473:4730004012","478:4780005198","477:4770002333","500:5000005031","499:4990003766","473:4730004106","496:4960004022","500:5000006933","476:4760000084","496:4960006069","468:4680000213"],"twin_admin_codes":[500,500,500,500,500,499,500,467,499,473,475,500,473,499,473,478,477,500,499,473,496,500,476,496,468],"twin_sims":[0.4691029240982377,0.37686010249654645,0.3007570671133664,0.29478286677027593,0.2782996908138602,0.20189230870584257,0.20126599768200643,0.1851472786210863,0.18272254180096897,0.17980784350416854,0.17047365650476884,0.16265660169816407,0.16110813501757243,0.1578593646287163,0.15401234370778713,0.15389072080559163,0.13983024892546483,0.13835455367976604,0.1342530189018277,0.12389317863786135,0.12006995257127753,0.11882893357480663,0.11730336340051388,0.11607453115017387,0.11176196655380626],"twin_dists":[0.15979661920694305,0.18144179300728025,0.20132241588486888,0.20299646088552295,0.20772259818355202,0.23232805939202097,0.23255352491136305,0.23853129415712832,0.2394616796014015,0.24059167513514426,0.24430040090399585,0.2475200600514211,0.24817104685841615,0.24955177358880992,0.25121382248837826,0.25126686079946475,0.2576184843202795,0.25831220345580486,0.2602698373123328,0.26542326334855587,0.26740780163977124,0.2680623483263842,0.26887418295302984,0.26953401425920603,0.27189303590428965],"n_dims_used":44,"mean_confidence":0.920449516989968},"coverage":{"mean_confidence":0.920449516989968,"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}}