{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000625","490:4900000350","490:4900000049","490:4900000017","490:4900000177","490:4900000009","490:4900000504","490:4900000162","490:4900000597","490:4900000656","496:4960008171","496:4960007306","490:4900000246","490:4900000920","494:4940008495","494:4940008113","490:4900000047","490:4900000186","494:4940006274","490:4900000626","490:4900000195","490:4900000813","490:4900004326","494:4940006275","490:4900001208"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,496,490,490,494,494,490,490,494,490,490,490,490,494,490],"twin_sims":[0.6854611751071841,0.5936190815501824,0.5315508745731157,0.5229907499022041,0.5029803188867276,0.41109008864699087,0.3708154902575587,0.3484082930846577,0.33620612141992967,0.3356452689662114,0.3311530521647659,0.3019000076355201,0.2874176153816917,0.27833724822654804,0.267929461526949,0.26715469087897037,0.2629920714339604,0.26113284828341965,0.25712055391675953,0.25490633415659736,0.24378074225299462,0.24076212906512248,0.23971658255373166,0.2372859762378599,0.23639686801026355],"twin_dists":[0.1128733212498252,0.1326396181578613,0.1460099293458752,0.14787355382886097,0.1522585740764009,0.17317124347353052,0.1829387770713435,0.18859816862870163,0.19176009616047604,0.19190689707120342,0.19308756016337483,0.20100437524230297,0.20508814287694652,0.20771164024045616,0.21078365508362357,0.2110152631048258,0.21226683931140264,0.21282985239803134,0.21405350394732583,0.2147339540305484,0.218211251383079,0.21917225750499322,0.21950693810398736,0.22028866395448538,0.22057592051388655],"n_dims_used":45,"mean_confidence":0.9179767184787326},"coverage":{"mean_confidence":0.9179767184787326,"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}}