{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003464","490:4900003209","490:4900001992","490:4900003867","490:4900003456","490:4900003199","490:4900003218","490:4900003056","490:4900003336","490:4900001996","490:4900004164","490:4900001875","490:4900003726","487:4870001589","490:4900003584","490:4900003720","490:4900003201","490:4900003226","490:4900004319","490:4900004009","490:4900003208","490:4900002165","466:4660013847","490:4900003866","490:4900003061"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.6241613838070134,0.6236442096324489,0.6095175607741808,0.5572443368460641,0.5027929221852849,0.4988209061690434,0.4932188365231789,0.4627000995980543,0.45983186854087266,0.4487187987665767,0.44007656950741236,0.41955578443492847,0.4050395066389148,0.3966848387566403,0.39585635863630436,0.38335957558010514,0.37849432545499745,0.37212582482819784,0.37107576971052275,0.37015479870892287,0.3518677291315777,0.349862416480909,0.345442651554776,0.33795972453975487,0.33309349948006417],"twin_dists":[0.1260982044430572,0.1262090371383462,0.12923490647003877,0.14045089301600847,0.15229985020311418,0.1531757292600636,0.15441440982716814,0.16124074962053775,0.16188992733414326,0.16441913851576323,0.16640227116050132,0.17117425731496705,0.17460953885269156,0.17661146037903871,0.17681102057222675,0.17984516027247271,0.18103909101252635,0.1826132503635893,0.1828740705015402,0.18310312905406226,0.18771243974898463,0.18822530690957415,0.1893611566752654,0.19130194994697383,0.19257649968449908],"n_dims_used":45,"mean_confidence":0.9180324978298611},"coverage":{"mean_confidence":0.9180324978298611,"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}}