{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001177","480:4800001182","480:4800001117","480:4800001019","480:4800001017","480:4800001062","480:4800001181","480:4800001063","480:4800000858","495:4950001335","495:4950001009","480:4800000900","495:4950001687","495:4950001561","480:4800000860","480:4800001015","480:4800001176","495:4950001334","495:4950001170","495:4950001224","480:4800000981","480:4800000867","495:4950001108","495:4950001627","480:4800000859"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,495,495,480,495,495,480,480,480,495,495,495,480,480,495,495,480],"twin_sims":[0.9265930724226341,0.900325931642476,0.8645195577957849,0.8482884455168566,0.8432322291669049,0.8411251112038071,0.7835081706548593,0.7772180207823908,0.7695422772270337,0.767572213233922,0.7602864276908918,0.7587924877827239,0.7564206624304126,0.7536359401687265,0.7323948479521364,0.7291316150787671,0.7203072657638339,0.7195951542000188,0.7045683537468461,0.7020370248357691,0.6984511417566531,0.6933976926857512,0.6915640233588908,0.6842209626256501,0.6838218887596154],"twin_dists":[0.05071454297610981,0.059515523338206006,0.07007961647972646,0.07450190913271208,0.0758433378899596,0.07639774737898254,0.09072154324673155,0.09220802777670371,0.09400605460620197,0.09446486968009468,0.09615274804662012,0.09649717076198588,0.09704286102723803,0.09768182419648365,0.10249977267344783,0.10323200418086285,0.10520272790813193,0.10536119487038746,0.10868716664370087,0.10924430685272973,0.11003213833577873,0.11113971946853679,0.11154087134145883,0.11314361942634367,0.11323056237987446],"n_dims_used":42,"mean_confidence":0.8999941689627511},"coverage":{"mean_confidence":0.8999941689627511,"n_dims_used":42,"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}}