{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000645","490:4900000456","490:4900006762","494:4940007027","490:4900000312","490:4900000868","490:4900000379","490:4900006629","494:4940006785","490:4900006997","494:4940007327","494:4940008454","490:4900000988","490:4900006996","490:4900000652","490:4900003575","494:4940008056","490:4900007501","494:4940007136","494:4940007564","494:4940008758","494:4940007352","494:4940007245","490:4900007744","490:4900006991"],"twin_admin_codes":[490,490,490,494,490,490,490,490,494,490,494,494,490,490,490,490,494,490,494,494,494,494,494,490,490],"twin_sims":[0.20931251480595464,0.15025618725676365,0.08175128306011582,0.07397745821314554,0.07285459421594692,0.06986726096901574,0.06628033511062231,0.06568862438875012,0.06389681586721672,0.05733653180342672,0.05422965825471322,0.05357702415315483,0.0522936071185803,0.05171468580895252,0.04297736047724656,0.04247857473949752,0.04243068931717684,0.03747265372947725,0.03745337532618004,0.03458050718141134,0.034483648494629364,0.03366687684044372,0.03318873880684202,0.03308634324846209,0.03184006457561898],"twin_dists":[0.2296926312943871,0.2528662288990685,0.29064469732168674,0.2963868318711494,0.29725598684318394,0.2996223342460224,0.3025747801430597,0.30307427060474434,0.30460956995161165,0.31055036578825557,0.3135616270261873,0.31421225663906516,0.3155111437989239,0.31610572341590587,0.3258313440097918,0.3264350971131295,0.3264933731982424,0.3328510485966242,0.3328771250847121,0.33689677981954785,0.3370371828542985,0.33823469868044137,0.3389472646943898,0.33910100164543944,0.34100548815435966],"n_dims_used":45,"mean_confidence":0.9130282931857638},"coverage":{"mean_confidence":0.9130282931857638,"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}}