{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006708","490:4900005454","490:4900007202","490:4900007452","490:4900006452","490:4900001380","490:4900007331","490:4900007073","490:4900007320","490:4900007329","490:4900006340","490:4900005329","490:4900005326","490:4900007453","490:4900006959","490:4900005716","490:4900005458","490:4900005049","490:4900007324","490:4900006834","490:4900006836","490:4900006945","490:4900004644","490:4900007694","490:4900005843"],"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":[0.07967304083131635,0.030043536896609647,0.018773010349059264,0.0054937236798263435,0.0024853604960114223,0.0024278453034705313,0.0023894328280636206,0.0015814113527130764,0.0009440666831966137,0.0008543484334284166,0.0004309835912253772,0.00041899962751686804,0.0004050451003046567,0.000342648431555776,0.0003129368327123683,0.0002649717225039849,0.0002557330022201355,0.0002543790317953928,0.0002144445529189061,0.00017879649645220137,0.00015697009957959474,0.00015366179652220337,0.00013302588576077735,0.00012450299039541184,0.00010527741962868322],"twin_dists":[0.2921352737588726,0.34386623108130754,0.36620621741749815,0.4189996928598557,0.4497985912312386,0.4506757411086689,0.45127223496327784,0.4664442733779909,0.4847403655744879,0.4882027219568311,0.5112979119381869,0.5122273662010723,0.5133415291284683,0.5188093404265841,0.5217499360402995,0.5271012490385277,0.5282356913660176,0.52840517388474,0.533828675816767,0.5395425234891977,0.5435974268776581,0.5442579867171661,0.548709082674661,0.5507407477887832,0.5558540542358607],"n_dims_used":45,"mean_confidence":0.9157949659559462},"coverage":{"mean_confidence":0.9157949659559462,"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}}