{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011985","490:4900010541","490:4900012055","490:4900011591","490:4900010795","490:4900011328","490:4900004807","490:4900011610","490:4900010881","490:4900012192","490:4900009481","490:4900010711","490:4900012188","490:4900009480","490:4900010799","490:4900011674","490:4900010880","490:4900011809","490:4900011923","490:4900011988","490:4900009681","490:4900010966","490:4900011808","490:4900012054","490:4900010789"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45630111550852254,0.3949399526156462,0.3359987948131648,0.24152246797395596,0.22262965560335155,0.2215530467088641,0.19768827972162054,0.1897136120645991,0.17375994036641235,0.1602356346406601,0.15135262600393404,0.1489661394777057,0.13880446653690467,0.13725426772677046,0.13676693354875274,0.1321174491133953,0.1286988332990796,0.12776040967411822,0.11878687144341496,0.11716233094591648,0.11207467397331519,0.10921668791170665,0.1027648779610372,0.10272010770209172,0.10271779370304755],"twin_dists":[0.1626910436924294,0.17703198408360143,0.19181434761529761,0.21892946408819228,0.22511753151751657,0.22548045545027168,0.23385082280006295,0.23680216166334825,0.2429785116264748,0.24853985525309427,0.25238077701042405,0.2534407530080772,0.25810011801511895,0.2588330501383722,0.2590647398710341,0.26130695114685837,0.26299376710424655,0.263462718376514,0.26808462445830905,0.26894964132932175,0.2717196453665426,0.2733184691614086,0.27705072316225265,0.2770772513221627,0.277078622703856],"n_dims_used":45,"mean_confidence":0.9163219028049046},"coverage":{"mean_confidence":0.9163219028049046,"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}}