{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001628","490:4900001494","490:4900001764","496:4960010430","490:4900000974","496:4960010020","496:4960010021","490:4900001493","496:4960010019","496:4960009932","490:4900001098","500:5000001325","490:4900000852","490:4900001765","496:4960010263","500:5000001274","496:4960010262","490:4900001908","478:4780004504","490:4900001229","490:4900000975","496:4960009933","478:4780004275","496:4960011133","496:4960010349"],"twin_admin_codes":[490,490,490,496,490,496,496,490,496,496,490,500,490,490,496,500,496,490,478,490,490,496,478,496,496],"twin_sims":[0.7260516547414204,0.6432421666730928,0.6368102296462156,0.6187250981990762,0.45881427406184294,0.39680919998446995,0.39363260469777556,0.3516577732872215,0.3341550194508681,0.29646792828295615,0.2938984744505296,0.18489425341700205,0.16985970762144934,0.1598846572799147,0.1542145242278727,0.15304704806622224,0.15217576596312984,0.13379962484124847,0.12069390118906541,0.11720956452213492,0.11628696531314589,0.1118181108945922,0.11006644266581841,0.10719920670045668,0.10401130515205306],"twin_dists":[0.10392136051616722,0.12200379275827611,0.12338535363249525,0.12726297712996287,0.16212058890289635,0.17658152140216873,0.1773476217914357,0.18776606517307481,0.1922976116371815,0.2025222822869423,0.2032459705769797,0.2386279788443313,0.24454937858535739,0.24868862607422482,0.2511257218217136,0.25163562493743935,0.25201802563722725,0.2604889801077797,0.2670806660025518,0.26892436159928207,0.2694195640370609,0.2718618773439445,0.2728397511551948,0.27446670298837483,0.2763157584389332],"n_dims_used":44,"mean_confidence":0.9150057705965909},"coverage":{"mean_confidence":0.9150057705965909,"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}}