{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010434","490:4900009986","490:4900008950","490:4900010947","490:4900009581","490:4900011465","490:4900011187","490:4900012130","490:4900011114","490:4900012754","490:4900010796","490:4900008277","490:4900011193","490:4900011263","490:4900012326","490:4900012330","490:4900011609","490:4900011413","490:4900012211","490:4900007715","490:4900011786","490:4900007949","490:4900009051","490:4900012751","490:4900012701"],"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":[0.36639024463725817,0.15062379756666958,0.14964863588508065,0.12695844628214603,0.12471339883566497,0.11909724259938513,0.11492903860882238,0.11275283334323959,0.09427580407026678,0.08371444588469464,0.06028755298116354,0.05067450359347977,0.05040074320214503,0.04779428166222253,0.04766339069325901,0.045692940141473154,0.045315546214130815,0.043263807571689655,0.04126534657120982,0.03918568390604386,0.0387836492576018,0.03521322336874404,0.03484709613094588,0.033774970105577784,0.033654536028379915],"twin_dists":[0.184042392581239,0.25270317863832215,0.2531363478813082,0.2638655481068744,0.2650035994663139,0.26792039351493935,0.270153943455184,0.271344896891603,0.2822510995725191,0.2892642605801457,0.30781237752302026,0.31718808582796765,0.3174760182777763,0.3202847724636732,0.3204291642959157,0.3226439596056754,0.3230772490792324,0.32548727498326724,0.3279289500061794,0.3305780924276729,0.33110386981053513,0.3359877637475744,0.3365120631779263,0.33807480483565355,0.3382529812954202],"n_dims_used":45,"mean_confidence":0.9082052442762587},"coverage":{"mean_confidence":0.9082052442762587,"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}}