{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011233","490:4900010426","490:4900011099","490:4900012117","490:4900011167","490:4900011772","490:4900011175","490:4900011843","490:4900011586","490:4900012181","490:4900011841","490:4900010760","490:4900012118","490:4900011368","490:4900011011","490:4900011165","490:4900011086","490:4900011703","490:4900011316","490:4900011573","490:4900011775","490:4900011235","490:4900011248","490:4900011644","490:4900010920"],"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":[0.34386412960845275,0.3232702033554263,0.3044676919455309,0.2947538964473124,0.28557975536204927,0.2787017136210793,0.2786651225252408,0.24372669204277386,0.1967641789296367,0.18243382354817053,0.16557340789232436,0.15940186391194192,0.1514947590814973,0.14623570992494267,0.14291277143131573,0.14009404938130954,0.13187085312053823,0.12877912805340014,0.12838941136572485,0.12104170460352282,0.11830097280173936,0.11797076267476646,0.11680753730611114,0.11241159126002893,0.11026456908021155],"twin_dists":[0.18976868570057367,0.19518081040145835,0.20029242416449156,0.20300462714040113,0.2056150582701636,0.20760534868192562,0.207616016172907,0.2182283909418951,0.2341885381303495,0.23957304137694257,0.24630590406974,0.2488936590972122,0.2523180366855458,0.2546689682051587,0.2561868217554209,0.25749504890126323,0.26142751802160386,0.2629537622778517,0.26314810547220086,0.26689887324185035,0.2683423954507579,0.2685180361619785,0.26913977956431445,0.27153324812484175,0.2727285458704825],"n_dims_used":45,"mean_confidence":0.8889802720811631},"coverage":{"mean_confidence":0.8889802720811631,"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}}