{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000857","490:4900000363","494:4940008242","494:4940008346","490:4900000856","494:4940008042","490:4900000641","494:4940007836","490:4900000629","494:4940006764","494:4940007622","490:4900000362","494:4940007001","490:4900000999","494:4940008345","490:4900012588","490:4900000440","494:4940007003","494:4940007938","490:4900000220","497:4970001946","490:4900012443","494:4940007940","494:4940007837","494:4940007621"],"twin_admin_codes":[490,490,494,494,490,494,490,494,490,494,494,490,494,490,494,490,490,494,494,490,497,490,494,494,494],"twin_sims":[0.6295991976676526,0.5881480231553605,0.5507079324624412,0.4104872157299468,0.40692700830792194,0.36420337725547547,0.3275138620243413,0.2951852624998357,0.15046985278089947,0.12598768345721792,0.11916183529006714,0.11041556214779011,0.10929040347145334,0.09347821359859085,0.09104678153286817,0.08497358351939975,0.08439722120911171,0.08348708196035177,0.07986733044046296,0.07605368039285344,0.07301949894907077,0.07147919752863681,0.06992184530054063,0.06733232264072377,0.06512383906665786],"twin_dists":[0.12493248695832929,0.13381190000655224,0.14186083635765936,0.1733141329327627,0.17415984252648173,0.18459024271257438,0.19405046898717118,0.20288308116003845,0.2527714237845637,0.26435575453507104,0.2678862558733361,0.27264389950125295,0.2732768267910989,0.2827583767015208,0.2843261813085634,0.2883924244038483,0.2887902137282428,0.28942280300357975,0.29199461154505674,0.29480741186969417,0.29712766636673943,0.29833551082180493,0.2995783669193162,0.30169565986613106,0.303554470075432],"n_dims_used":45,"mean_confidence":0.9108362833658854},"coverage":{"mean_confidence":0.9108362833658854,"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}}