{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004062","490:4900005563","490:4900005418","490:4900005295","490:4900004606","490:4900004208","490:4900007668","490:4900004614","490:4900005303","490:4900005558","490:4900003773","490:4900003238","490:4900003112","490:4900003239","490:4900005940","490:4900003640","490:4900005162","491:4910001565","490:4900003243","490:4900005304","490:4900007667","490:4900004741","490:4900003369","490:4900003777","490:4900007303"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.1286236734549068,0.12265113017462774,0.06665066640152294,0.06629812329710157,0.044743313228114014,0.036585190235942984,0.03535958860758061,0.03211986430848589,0.03128034227636402,0.030728443747685456,0.02873596237765862,0.028327409142313294,0.028015682630707296,0.02794948688577858,0.027416048956127936,0.025494767956606126,0.024144062005085596,0.023665078916899875,0.023185559396584027,0.02256465887772393,0.022525710987718182,0.022164666511576427,0.02032224426280938,0.020098778572395126,0.019798414428832626],"twin_dists":[0.26303123069582734,0.2660627964673173,0.3022640142844029,0.30255982073500054,0.32374004275058615,0.33406342580326215,0.33577946338914927,0.3405724419283598,0.34188162706566716,0.34275875440487286,0.3460420789530528,0.34673936357115986,0.3472772310975772,0.34739211045671964,0.34832650841676766,0.351827182739205,0.3544273001814755,0.35537963840142484,0.35634992185307846,0.3576324759631606,0.35771394480082797,0.35847503508813655,0.3625354700164313,0.363049546049901,0.36374843459431555],"n_dims_used":45,"mean_confidence":0.9012546115451389},"coverage":{"mean_confidence":0.9012546115451389,"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}}