{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004231","490:4900003812","490:4900003513","490:4900004093","490:4900005326","490:4900004234","490:4900005186","490:4900006340","490:4900005329","490:4900005716","490:4900007074","490:4900003671","490:4900007320","490:4900004227","490:4900006451","490:4900007678","490:4900005584","490:4900006218","490:4900004644","490:4900007453","490:4900005454","490:4900005318","490:4900007073","490:4900006822","490:4900003811"],"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":[0.025591444344519213,0.014797692969652622,0.005856502189929155,0.0029402674367964192,0.0026391793775681657,0.0026049421861809355,0.002302920504212144,0.0020452059257612615,0.0014787633140716239,0.001453067252663101,0.0011481098442177491,0.0007853844611109297,0.0006883056531125677,0.0006754351726571806,0.0004341020717489296,0.0004322075143005955,0.00040769450726660915,0.00039163938573967755,0.00036867377749142885,0.0003652400777584467,0.0003540949239314854,0.00034069731556502235,0.0003181571241732284,0.00027527060339723396,0.0002490331370817338],"twin_dists":[0.3516456823487478,0.3770068234160084,0.4164174964058817,0.44345071666718544,0.4475410479627826,0.44803290374444266,0.452648537161564,0.4570495895227405,0.46886485600005035,0.46949505404628683,0.47788299469642737,0.49110203591862484,0.4956129402386711,0.49625493232139994,0.5110600140877233,0.5112043517982661,0.5131272594481148,0.5144462405405258,0.5164237626838699,0.5167292994047237,0.5177399004619351,0.5189949652219964,0.5212148191165542,0.5258796146427013,0.5290827300366241],"n_dims_used":45,"mean_confidence":0.9137153625488281},"coverage":{"mean_confidence":0.9137153625488281,"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}}