{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003968","499:4990003732","499:4990004129","499:4990003811","468:4680000028","499:4990003687","499:4990003898","499:4990003571","499:4990003235","500:5000011128","468:4680004088","488:4880000285","468:4680000021","467:4670001464","499:4990001095","499:4990002576","488:4880000555","478:4780005013","472:4720002253","477:4770003779","499:4990002226","467:4670000958","500:5000011266","499:4990000526","467:4670000368"],"twin_admin_codes":[499,499,499,499,468,499,499,499,499,500,468,488,468,467,499,499,488,478,472,477,499,467,500,499,467],"twin_sims":[0.8184433990110527,0.6614131318482473,0.6109868855715153,0.5893532064562377,0.5748763370013816,0.5530271103544394,0.5220796782970276,0.5197721149005557,0.5076302057831107,0.5028255151424718,0.471083929757752,0.4699699655012987,0.45690222110006656,0.4549515366223528,0.4529986501409201,0.42550963829753463,0.3999015655090329,0.39256434341009233,0.39227214034929997,0.38722800787354295,0.37398855128812125,0.36422835383102836,0.360227315248491,0.3585251678870504,0.35257558668268346],"twin_dists":[0.08221189159617984,0.1180896406447989,0.1289202725846372,0.13355361798581478,0.13665861442102867,0.1413602812219242,0.14807230169920185,0.14857605064589635,0.15123570792399718,0.1522926709545992,0.1593511804377023,0.1596015827164564,0.16255449747527398,0.1629978501680547,0.1634423991594109,0.1697800526761927,0.17583843466645296,0.1776058969292207,0.1776766001940478,0.17890101887413873,0.18215146577016528,0.18458397628020634,0.1855905983254694,0.18602056771496278,0.18753176658468954],"n_dims_used":44,"mean_confidence":0.9353490309281782},"coverage":{"mean_confidence":0.9353490309281782,"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}}