{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001570","490:4900001877","490:4900000511","490:4900000424","496:4960009662","490:4900000823","494:4940007827","494:4940008342","490:4900000408","490:4900001175","490:4900000809","490:4900000818","490:4900000951","490:4900001328","490:4900001179","494:4940004951","494:4940006587","494:4940005821","494:4940003994","494:4940008793","490:4900004443","494:4940005080","490:4900001431","490:4900000830","490:4900000597"],"twin_admin_codes":[490,490,490,490,496,490,494,494,490,490,490,490,490,490,490,494,494,494,494,494,490,494,490,490,490],"twin_sims":[0.619991636626704,0.5216942685750469,0.5183606708104904,0.47345159825794647,0.4721521989085043,0.4578180919308903,0.4319173739533936,0.4061951578173451,0.39651926685860395,0.3950013641461908,0.38181201520376734,0.3792451524409657,0.37307666528530714,0.3679520443034179,0.3655772133685095,0.355801770322471,0.35515241568094574,0.35252353509055384,0.35181150850193416,0.3446217170844206,0.34400807554269375,0.33811165308858815,0.3294952714469954,0.32928284702980476,0.32925077702853595],"twin_dists":[0.12699165493147388,0.14815640185078208,0.14888443294663578,0.15881962218184545,0.15911123641115701,0.16234657444851291,0.16828856959668562,0.1743340950761042,0.17665132718774035,0.1770171691668248,0.1802241356119209,0.18085435691446752,0.18237738750965754,0.18365213804914018,0.18424587900943962,0.18671069307381902,0.18687564490918288,0.18754504576635322,0.1877267975851558,0.18957297476741,0.18973148189557776,0.19126231756935222,0.193525474183734,0.19358167489042477,0.19359016131876475],"n_dims_used":45,"mean_confidence":0.9068868001302083},"coverage":{"mean_confidence":0.9068868001302083,"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}}