{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000671","496:4960007334","496:4960006348","485:4850000346","470:4700001766","493:4930006142","478:4780003828","488:4880000622","468:4680004276","485:4850000243","485:4850000263","496:4960005534","499:4990004113","478:4780003696","472:4720000712","485:4850000521","478:4780002672","481:4810002543","472:4720001087","488:4880000771","478:4780003825","478:4780003380","485:4850000479","472:4720002452","481:4810000599"],"twin_admin_codes":[485,496,496,485,470,493,478,488,468,485,485,496,499,478,472,485,478,481,472,488,478,478,485,472,481],"twin_sims":[0.48762513066928487,0.43888650682547303,0.3982719442177361,0.3498052028815353,0.3408110660765316,0.33937657314031033,0.3358774497077548,0.332913127119404,0.3314990643369048,0.32703756420555774,0.3256329952762929,0.31929248651941083,0.31790433010851477,0.3117971741235694,0.305865498085248,0.30523699233871987,0.302363601141544,0.2919646481485157,0.2905604766712046,0.29054738577581585,0.2892022415396673,0.2867546512587992,0.2837754257034042,0.2769317575361956,0.27690481676780887],"twin_dists":[0.15565535522193039,0.16667652970177518,0.17622969961944504,0.18823996205942936,0.1905597340529137,0.19093271964374584,0.19184610857572404,0.19262393615448686,0.19299631037792495,0.19417692992470684,0.19455044854653347,0.1962478461572577,0.19662197785440672,0.1982790344270814,0.19990631271022608,0.20007979619089017,0.20087557332301856,0.2037931055271526,0.20419173553050846,0.20419545728885077,0.2045784175477092,0.20527798133125788,0.20613434684548157,0.20812232935111283,0.2081302139413834],"n_dims_used":42,"mean_confidence":0.9188860938662574},"coverage":{"mean_confidence":0.9188860938662574,"n_dims_used":42,"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}}