{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005939","472:4720002245","487:4870005787","478:4780000325","499:4990003220","470:4700004490","488:4880005754","470:4700005327","478:4780006259","468:4680000428","499:4990001883","488:4880004798","478:4780000354","499:4990000702","472:4720001369","472:4720001142","488:4880001713","488:4880005921","467:4670000250","472:4720003089","467:4670000373","470:4700003286","488:4880000407","500:5000011379","472:4720005867"],"twin_admin_codes":[488,472,487,478,499,470,488,470,478,468,499,488,478,499,472,472,488,488,467,472,467,470,488,500,472],"twin_sims":[0.521775361068392,0.4591691007617765,0.447802933087311,0.44273500615271666,0.42725964973441394,0.41907970205700945,0.40695889198208973,0.4058120918656854,0.3928471766708856,0.38109520029198224,0.37959362503195815,0.3556336062893723,0.3516572684565933,0.34706145485255685,0.34440825005664777,0.34046116166343104,0.33223381215696435,0.3288887337505713,0.3259589492695016,0.32539815810079803,0.31661428889995624,0.30946737617686987,0.30505442264528315,0.3039085676378119,0.30389460688838027],"twin_dists":[0.14813870548670033,0.16204013839628606,0.16462860757282702,0.16579065787849806,0.16937180527528137,0.17128609966816977,0.174152254235718,0.17442535820893187,0.17753748415674478,0.18039992328732565,0.18076867863524726,0.18675339588846454,0.18776619413343087,0.18894425114839675,0.18962809751202414,0.1906506356996312,0.19280271645985303,0.19368599749767387,0.19446368786884943,0.1946129860805214,0.1969704922437591,0.19891604632386237,0.20013022876773318,0.20044715671394917,0.20045102233580814],"n_dims_used":43,"mean_confidence":0.9111483374307322},"coverage":{"mean_confidence":0.9111483374307322,"n_dims_used":43,"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}}