{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000869","490:4900000645","490:4900000988","490:4900000993","490:4900000456","494:4940008056","490:4900000312","490:4900000876","490:4900000992","494:4940007327","490:4900000651","490:4900000536","490:4900000646","490:4900000761","490:4900000879","494:4940006785","490:4900000984","494:4940007558","494:4940007226","490:4900000870","497:4970001601","494:4940007335","490:4900012928","494:4940007965","490:4900002401"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,494,490,494,494,490,497,494,490,494,490],"twin_sims":[0.47934325154981705,0.30673932256787617,0.2745307726224145,0.2038381235712556,0.20016786094298472,0.1941374321197685,0.16797148754199268,0.16459445847086548,0.1627277826201113,0.14379121767891398,0.12472890701949128,0.08757622699934826,0.07883954351147972,0.06986726096901574,0.06891633097270115,0.06792013106201865,0.05911071034020918,0.057514840573555666,0.05716487352429109,0.05546771589814818,0.0554660131091103,0.05267001191987073,0.05251689431895609,0.05247040389172064,0.05046725257202854],"twin_dists":[0.15750068556545552,0.19966545698199334,0.20882686133667766,0.23163063741834394,0.23295001122826106,0.23515453242945197,0.24531919202970537,0.24671166666503505,0.2474902432979866,0.255783040547847,0.2649956849709566,0.2866224714567746,0.29274185295316957,0.2996223342460224,0.3003928165827101,0.3012093061844001,0.30889074303040415,0.3103816714604894,0.3107131776629423,0.3123449894783651,0.31234664730543044,0.3151274848485938,0.3152832778001862,0.3153306551679095,0.31740594632861985],"n_dims_used":45,"mean_confidence":0.9123519897460938},"coverage":{"mean_confidence":0.9123519897460938,"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}}