{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011479","490:4900011343","490:4900011544","490:4900011734","490:4900012209","490:4900011412","490:4900011854","490:4900011276","490:4900011920","490:4900011803","490:4900011547","490:4900011414","490:4900011611","490:4900011657","490:4900011738","490:4900011041","490:4900011720","490:4900012189","490:4900011612","490:4900011273","490:4900011471","490:4900011789","490:4900012145","490:4900011731","490:4900012212"],"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":[0.5469884841288726,0.5322538430769214,0.5314259200788785,0.5244314507683496,0.5201735667232721,0.5007278665108235,0.4890062884349314,0.48143108154877645,0.4500370418399987,0.4464364837372738,0.4388447555943296,0.4282043517741006,0.4212000903257627,0.4192410367361199,0.41633633144219584,0.41323621525253756,0.4021540511018525,0.37571419778579535,0.366259501112659,0.35526883693569383,0.32080309284660957,0.30531550594695556,0.2864345287119287,0.25129577562690164,0.24796897624511138],"twin_dists":[0.14266433461021635,0.14585717395210795,0.14603708642202123,0.14755942990099585,0.14848837482581007,0.15275498053637906,0.1553485556703081,0.15703454939379397,0.16411792295825658,0.16494143154579993,0.16668615686678623,0.16915170928368842,0.17078838619668707,0.1712481925165895,0.17193163675539783,0.17266332214854016,0.1752988128963018,0.181724672458798,0.1840750999056405,0.18684605962828643,0.1958417492860647,0.20005811316385805,0.20536974200403818,0.21585160455789965,0.21689052105751291],"n_dims_used":45,"mean_confidence":0.911332533094618},"coverage":{"mean_confidence":0.911332533094618,"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}}