{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005324","490:4900004760","490:4900005325","490:4900004761","490:4900004500","490:4900004621","490:4900005058","490:4900003934","490:4900005041","490:4900007185","490:4900001373","490:4900004781","490:4900002092","490:4900006089","490:4900003251","490:4900005441","490:4900006216","490:4900006459","490:4900001642","490:4900005306","490:4900005969","490:4900007068","490:4900004629","490:4900004486","490:4900005974"],"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":[0.040922189818380535,0.02547166434905291,0.023235221926979393,0.020529070272998898,0.008217964340795662,0.0074906297569847695,0.00671826036338586,0.004472300897620927,0.003633420462190335,0.0027214120881264283,0.002685450881474652,0.0026697819325320624,0.0024498214622703293,0.0024364581064962652,0.002435997527541116,0.002410093395109986,0.0022255693042337777,0.001911430653179841,0.0019008227597968707,0.0015487162214943037,0.0014707787694667157,0.0014413370553896683,0.0013879335988002026,0.0013499683673935381,0.001228520113344217],"twin_dists":[0.3283581926867746,0.35187064547580027,0.3562486288813925,0.3620640451644253,0.40246143286607056,0.4063267085207098,0.41081934415988414,0.4272002974897592,0.4353248988492363,0.44638314288469433,0.44688550963414575,0.4471063288575395,0.45033836160768437,0.45054318440584235,0.4505502621368096,0.4509503204521786,0.4539198809364537,0.45953929713783714,0.4597435212635613,0.46719912830285343,0.4690595876055631,0.4697861663372314,0.47113979234799924,0.4721316902559246,0.47548768518848866],"n_dims_used":45,"mean_confidence":0.9218460930718316},"coverage":{"mean_confidence":0.9218460930718316,"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}}