{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005447","496:4960005732","496:4960004987","496:4960005577","496:4960004377","496:4960007483","478:4780001714","496:4960006395","496:4960004842","496:4960006921","478:4780001209","496:4960006115","496:4960006927","496:4960007059","496:4960005580","478:4780002232","478:4780001203","496:4960005586","496:4960006538","496:4960004735","478:4780000872","466:4660002302","496:4960005591","496:4960006834","496:4960007703"],"twin_admin_codes":[496,496,496,496,496,496,478,496,496,496,478,496,496,496,496,478,478,496,496,496,478,466,496,496,496],"twin_sims":[0.5122323124273053,0.4004176726704067,0.3203663763819236,0.28908180304312986,0.2828829445783453,0.2812022689362019,0.275590481074846,0.25430347718226726,0.2365201419748676,0.2046792373066894,0.1975905033432943,0.19397319797778753,0.1849506555792607,0.18473761430849317,0.17109611604079092,0.1693999304514351,0.16457519306821303,0.16189112680450232,0.15596978092911262,0.15282300613212976,0.14466151623337256,0.143086633496021,0.13945161706036582,0.1391601020823488,0.1351075949087265],"twin_dists":[0.15022577192695727,0.17571467092393725,0.19595904149731813,0.20461275796325762,0.20639193989876864,0.20687836274067553,0.20851544328369365,0.21491986573644906,0.22053605060182194,0.2313305775629298,0.23388650372521186,0.23521523068662367,0.23860641868048368,0.23868787964698024,0.2440486276862715,0.24473625766702448,0.2467196694152206,0.24784130679436492,0.2503643956483588,0.2517338027336715,0.25538480586916756,0.25610675936991145,0.257795954664666,0.2579328371739868,0.2598582941413234],"n_dims_used":45,"mean_confidence":0.9191134982638889},"coverage":{"mean_confidence":0.9191134982638889,"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}}