{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008386","490:4900009377","490:4900009264","490:4900008839","490:4900009478","490:4900008606","490:4900008953","490:4900009674","490:4900009261","490:4900009265","490:4900009173","490:4900009580","490:4900010444","490:4900009588","490:4900008378","490:4900008063","490:4900008947","490:4900009279","490:4900009369","490:4900008601","490:4900009158","490:4900007847","490:4900008602","490:4900009054","490:4900011799"],"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":[0.8228055241812944,0.3672824616576229,0.2491815720390348,0.22243837028696037,0.17059240958923216,0.15367864636108028,0.15059023549202372,0.13007556212531415,0.11858485037311678,0.11647776557760225,0.11266033426683059,0.1039469583848144,0.10384691194898191,0.09926291955512728,0.09602349108954294,0.0927491516127709,0.09078903591850843,0.09019139303550051,0.08710920978573951,0.08700136653484605,0.08610190962913272,0.08452119208960869,0.08436281920488509,0.08291977679340161,0.08092197272614929],"twin_dists":[0.08111395450039831,0.18381934813344128,0.21651081595538108,0.22518192790768823,0.24425231667525898,0.25135941749070156,0.25271805263916947,0.2623104410115695,0.2681916991549386,0.2693169059419571,0.27139590900861577,0.27635353243357585,0.2764122996900067,0.27915361371530883,0.28115126413162567,0.28322506523646757,0.2844943110679934,0.2848856177349474,0.28693696119573214,0.28700977336461775,0.28761987001286415,0.28870446998021526,0.2888140254852352,0.28981989790667784,0.291235821260113],"n_dims_used":45,"mean_confidence":0.9327710469563802},"coverage":{"mean_confidence":0.9327710469563802,"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}}