{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005076","490:4900008043","490:4900011532","490:4900008151","490:4900009666","490:4900008153","490:4900010169","490:4900003672","490:4900007946","490:4900002256","490:4900008375","490:4900003537","490:4900010781","490:4900004936","490:4900012063","490:4900011260","490:4900004937","490:4900008616","490:4900008835","490:4900003272","490:4900005872","490:4900011727","490:4900011663","490:4900005870","490:4900010258"],"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":[0.16625737957881107,0.14254650669252708,0.11607819714850437,0.1159280373248308,0.06805247582683269,0.06700287921611221,0.06563401059921034,0.05544416324834874,0.04728081057983546,0.04470058453281177,0.04361293950281634,0.03122746098783606,0.029787718346312757,0.02672529399361653,0.025700120635859268,0.025451498892023118,0.024061338540040677,0.02332676615672619,0.021457238778319433,0.02089407236959988,0.020802865713624122,0.02024962757388546,0.019200404653869248,0.018282167587613463,0.017588450735934954],"twin_dists":[0.24602343296417942,0.2563557214830585,0.2695320378167622,0.2696130324419335,0.3011002768426267,0.30196975622726974,0.30312055751651984,0.3123679239594358,0.3208531143956073,0.323789818388123,0.32507049181208336,0.3419650944512041,0.3442854395820356,0.34956001487379196,0.3514423588934653,0.35190860877446134,0.3545905993345085,0.3560624038605094,0.35999807993058924,0.3612420881784332,0.3614462994304669,0.3627019796338996,0.36516788713865556,0.36742450288955814,0.3691960853210003],"n_dims_used":45,"mean_confidence":0.920127190483941},"coverage":{"mean_confidence":0.920127190483941,"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}}