{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002042","480:4800002098","480:4800002377","480:4800002041","480:4800002381","480:4800002096","480:4800001373","480:4800002376","480:4800002513","480:4800002149","480:4800002099","480:4800002473","480:4800001696","480:4800002474","480:4800001698","480:4800002332","480:4800001304","480:4800001697","480:4800002146","480:4800001646","495:4950002311","480:4800001236","480:4800002364","480:4800001867","480:4800002380"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480],"twin_sims":[0.5891755279922193,0.5542347146888341,0.5007518926724757,0.49935073935488183,0.4870523375677885,0.48590866176698794,0.4826812287150893,0.4786638580396533,0.4770575531082563,0.4769736398108705,0.46820009968276494,0.45099950887729356,0.44563301028230806,0.4046287762091062,0.4022494315921383,0.3984554299751795,0.3847294460472273,0.36734934882775633,0.3630343747557708,0.360832550740075,0.3525291798056821,0.3510483883940433,0.3494079405847013,0.348163182523277,0.344937042454019],"twin_dists":[0.13359169428621262,0.14109977076707506,0.1527496822911094,0.15305878268190962,0.15578266828038673,0.15603700664176098,0.1567557435097601,0.15765250896253422,0.15801174455991274,0.1580305217554905,0.15999983499749437,0.163898209782835,0.16512554205322527,0.17470751890793576,0.17527599305648417,0.1761856090664755,0.1795103090953296,0.18380263802378113,0.18488377992984198,0.18543796354492384,0.1875436056612175,0.18792180458905514,0.18834175467300548,0.18866109955465718,0.18949158268354088],"n_dims_used":43,"mean_confidence":0.9137166045432867},"coverage":{"mean_confidence":0.9137166045432867,"n_dims_used":43,"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}}