{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006280","480:4800006271","480:4800006299","480:4800006353","493:4930003161","480:4800006267","480:4800006352","480:4800006354","493:4930003514","480:4800006071","480:4800006310","480:4800006294","480:4800006209","480:4800006311","480:4800006230","480:4800006298","480:4800006281","480:4800006198","480:4800005870","487:4870012207","480:4800006272","480:4800006250","493:4930002309","480:4800006178","480:4800006074"],"twin_admin_codes":[480,480,480,480,493,480,480,480,493,480,480,480,480,480,480,480,480,480,480,487,480,480,493,480,480],"twin_sims":[0.7577970153961398,0.5505735802599722,0.48291800058976314,0.4289209331959038,0.3455004869817979,0.3342626381821589,0.30493782123344026,0.3021360027815238,0.30045913485046366,0.2907266346821208,0.25907116823251425,0.25399506649201836,0.23911278540852712,0.2132909974668607,0.20095763215741264,0.19571061654708544,0.18489329378973915,0.18167327179881596,0.1750658342453408,0.16318235240113785,0.1516703185430943,0.15084571481711673,0.1485458070459622,0.14823233475518663,0.14418790553328747],"twin_dists":[0.09672636773980495,0.14188984431948984,0.15670296458294022,0.16898489361638006,0.1893462440010415,0.19226936442099654,0.20016244758105475,0.20093879344814586,0.20140543592005852,0.20414450526792527,0.21345712376048992,0.21501508296690047,0.21970064646155232,0.22830574472125995,0.23266471069866632,0.2345749081964241,0.23862834570933658,0.2398669915012888,0.24245818454758408,0.24730005250599355,0.25224060099872536,0.2526048909337518,0.2536287405115167,0.2537691920168164,0.2556013014237907],"n_dims_used":42,"mean_confidence":0.9210042499360585},"coverage":{"mean_confidence":0.9210042499360585,"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}}