{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008476","490:4900008923","490:4900008242","490:4900008815","490:4900009353","490:4900008256","490:4900008137","490:4900008701","490:4900008474","490:4900008590","490:4900008695","490:4900008136","490:4900008246","490:4900007916","490:4900008355","490:4900008367","490:4900008369","490:4900007313","490:4900008366","490:4900008910","490:4900008807","490:4900009349","490:4900009144","490:4900008255","490:4900008585"],"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":[0.013842096444218032,0.0062023089056268705,0.001764224380661545,0.0015822966424402563,0.0009412760237534644,0.0006484953847979564,0.00048308620305645536,0.00043639221176535326,0.0003587353835554464,0.00031639689362859147,0.00028585838954778227,0.00025417012224944783,0.00012388528553667878,0.00009563705385804776,0.0000897782669513797,0.00006708723006505302,0.00006264437895260678,0.00002566684938032919,0.000016333347969246737,0.000014190528153423177,0.000012569370087380491,0.000010537085798419929,0.000009755501830744161,0.000005114492250172671,0.000004594267534785748],"twin_dists":[0.37998180521521907,0.4140871868331692,0.4624715106798454,0.46642403496806345,0.48484336604681866,0.4976364539025307,0.5075190356400613,0.5108863233315243,0.5173155496435272,0.5213943289404834,0.5246676607908181,0.5284313994720439,0.5508930552747882,0.5587607447553308,0.5606658490288783,0.5693634968756587,0.5713897877116725,0.597149004132123,0.6097825472607818,0.6136603428991214,0.6169857709502086,0.6217885240017268,0.6238757034722751,0.6410968949837913,0.6439129724963921],"n_dims_used":45,"mean_confidence":0.8827316284179687},"coverage":{"mean_confidence":0.8827316284179687,"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}}