{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002840","490:4900007307","490:4900007061","490:4900005296","490:4900004490","490:4900004642","490:4900006210","490:4900001241","490:4900004094","490:4900007182","490:4900005567","490:4900006927","490:4900011632","490:4900011019","497:4970000207","490:4900011101","491:4910001858","490:4900002668","490:4900006332","490:4900001925","490:4900005947","490:4900011317","490:4900006560","491:4910001249","490:4900012050"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,491,490,490,490,490,490,490,491,490],"twin_sims":[0.003189920925404617,0.0020441582516866124,0.0016498973940979522,0.0011226222450069062,0.0009016788488842373,0.0007773801919002722,0.0007142407080628843,0.0006586586862184087,0.0002749223434131242,0.00019596810061755702,0.00016989441346967112,0.00012715373974626717,0.00009680500268433601,0.00009443788330753437,0.00008680167502278418,0.00008349160933928059,0.0000754341648375099,0.00006503589593912155,0.00006349568123118641,0.000047606869179250835,0.000046030174760607635,0.00003600467117800535,0.00003233037167321205,0.00002907752048061885,0.00002869121930139057],"twin_dists":[0.44033998645898365,0.4570684988378552,0.4649086594341921,0.4786747259220417,0.48633624456896934,0.4914537440214133,0.49435254404064083,0.49710908749776056,0.5259202181174798,0.5366679926919055,0.5411367728313463,0.5500951511265744,0.5583942030232092,0.5591415173730129,0.5616792943517873,0.5628456537202754,0.5658788132637018,0.570282739359215,0.5709911906653452,0.5794362585362843,0.5804158521657005,0.5875112380312427,0.5905935309367453,0.5936143619807533,0.5939942660568738],"n_dims_used":44,"mean_confidence":0.9155100909146395},"coverage":{"mean_confidence":0.9155100909146395,"n_dims_used":44,"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}}