{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005745","490:4900006007","490:4900006003","490:4900005746","490:4900005874","490:4900006257","490:4900004660","490:4900006975","490:4900006256","490:4900005875","490:4900005211","490:4900005876","490:4900005084","490:4900006855","490:4900005471","490:4900007587","490:4900006004","490:4900006979","490:4900006000","490:4900007104","490:4900005613","490:4900006737","490:4900006983","490:4900006977","490:4900008049"],"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":[0.553573377482522,0.3928937713263936,0.30879388892888276,0.26922111429181783,0.24848343184482355,0.23833036959943446,0.19073411165884788,0.18482798958797633,0.1664617005671343,0.16103698680705783,0.155214468075866,0.14661637573329855,0.1388378549653842,0.13082608820752165,0.11209821611882724,0.11198710893109011,0.10850272445305727,0.10697719252300769,0.1043610155089712,0.10297282830430704,0.09916492841395005,0.09787460394242474,0.09647723432003417,0.08286745342201149,0.08161415912856083],"twin_dists":[0.14124242687389685,0.17752621586381503,0.19910070250357056,0.21039845325625298,0.21672928246150294,0.21995213268273248,0.236419723036055,0.23865331462110353,0.24593921380857628,0.24820106700011593,0.2506912331332875,0.25449672410951335,0.25808439944550754,0.2619402218811273,0.27170660679485137,0.27176816090714556,0.2737229219962079,0.27459408159931653,0.2761107829074606,0.2769276223862898,0.27921328594238726,0.2800033810104872,0.2808682977481969,0.2898566317716108,0.2907421055580566],"n_dims_used":45,"mean_confidence":0.9264249165852865},"coverage":{"mean_confidence":0.9264249165852865,"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}}