{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007987","490:4900007273","490:4900008310","490:4900006778","490:4900007867","490:4900008648","490:4900008758","490:4900002483","490:4900007022","490:4900007268","490:4900008983","466:4660003293","490:4900007393","493:4930007171","490:4900007143","490:4900006903","490:4900002180","490:4900008203","490:4900002913","490:4900002340","490:4900003073","490:4900007749","466:4660003075","490:4900004985","496:4960000236"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,493,490,490,490,490,490,490,490,490,466,490,496],"twin_sims":[0.5894105135729594,0.5292266076382807,0.4882720838878878,0.47931413911347226,0.4708859265101511,0.4673817918120801,0.435294684413144,0.4305888900806695,0.4106795716941536,0.4080339708360964,0.40518579372399893,0.38480193265846097,0.3781172565531655,0.3772298357521444,0.3652541922269766,0.3611277333604042,0.3598761541756988,0.35896196976031786,0.3573558826913827,0.35457240846642907,0.35107451755569924,0.3506863857467769,0.3431109734599248,0.34042300312659646,0.3346773087736775],"twin_dists":[0.13354133726675477,0.14651529621560502,0.15551161342901965,0.15750718987796283,0.15939567399103213,0.16018414254489538,0.16750607419921207,0.16859704432481726,0.17326853185199012,0.17389654034759175,0.17457465268209368,0.17949260632753541,0.18113193242737657,0.1813506097917688,0.1843267882886268,0.18536356855927325,0.1856792178751347,0.1859101303376613,0.1863165401959959,0.18702311269447566,0.18791512391062581,0.1880143878198303,0.18996347921821546,0.1906605519301946,0.19216056999466136],"n_dims_used":45,"mean_confidence":0.9170733981662327},"coverage":{"mean_confidence":0.9170733981662327,"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}}