{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010313","490:4900010314","490:4900008549","490:4900011308","490:4900011171","490:4900008440","490:4900010659","490:4900010573","490:4900010824","490:4900010568","490:4900010655","490:4900010569","490:4900009942","490:4900011244","490:4900010498","490:4900007775","490:4900011311","490:4900010581","490:4900008548","490:4900010128","490:4900008000","490:4900011443","490:4900009519","490:4900011444","490:4900010242"],"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":[0.520497037859985,0.3143821628788227,0.18727861837443582,0.14035022595791738,0.1269993348102848,0.1176840664906199,0.10734479304006313,0.1015021774216703,0.09896466800308647,0.09175747649603992,0.08352961257031112,0.08074009508371705,0.07441648018090491,0.07332661889594098,0.06002283515329244,0.053608722019447205,0.03129772198681036,0.028366262514729026,0.02819517848847995,0.027699248895567085,0.026411031005795445,0.023363104984742887,0.02196039554036189,0.021813041044917318,0.018327130714987556],"twin_dists":[0.14841774131374952,0.19757542031738315,0.23772054113628716,0.2573753465387977,0.26384496305829097,0.2686708372539191,0.274383285262679,0.27780241045743714,0.27933537944726755,0.28386453148819907,0.2893931199244247,0.29136611007489177,0.29604990390446806,0.29688930477011205,0.3080534248710247,0.314180504753836,0.3418542214378325,0.3466726812809865,0.34696689582679036,0.34782851162614753,0.3501303217291752,0.35598865677276487,0.3589104261807185,0.35922669377447664,0.36731172043135235],"n_dims_used":45,"mean_confidence":0.8885186089409722},"coverage":{"mean_confidence":0.8885186089409722,"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}}