{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012181","490:4900011316","490:4900011249","490:4900011099","490:4900011368","490:4900011709","490:4900012117","490:4900011980","490:4900009862","490:4900012111","490:4900012120","490:4900012118","490:4900011177","490:4900011519","490:4900012183","490:4900011248","490:4900011155","490:4900011576","490:4900011775","490:4900011020","490:4900011233","490:4900011772","490:4900011086","490:4900011900","490:4900009761"],"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":[0.06348392319874309,0.03829411081342394,0.037917767727563306,0.03386671156751423,0.03090207930567502,0.023549488116654596,0.01744888416025815,0.015526626887471901,0.01471077372016884,0.014468199236407455,0.014243604105455642,0.012421203168901518,0.011656641790208923,0.011176884958518119,0.010531161192013892,0.010485459270783027,0.008733144705824415,0.00855470202440481,0.008192445212034065,0.00713703495964556,0.006954718930490382,0.006691906853502381,0.005838359917291618,0.005442331065309217,0.005183845911979773],"twin_dists":[0.3049683376981409,0.33175034701797057,0.3322521148310077,0.3379394407786309,0.34248135286232834,0.3556119609379882,0.3695598825084286,0.3748493090492059,0.3772703032165024,0.3780129510992057,0.37871041103599906,0.38475962213006515,0.3875346391331403,0.3893596181081514,0.39192912797193863,0.3921162559572848,0.39990502660501165,0.400774831887772,0.40259175851049966,0.40832910008409484,0.4093966398270825,0.4109806857606087,0.41654315150914206,0.4193778839239572,0.4213304537343257],"n_dims_used":45,"mean_confidence":0.8909528944227431},"coverage":{"mean_confidence":0.8909528944227431,"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}}