{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006451","490:4900006945","490:4900004644","490:4900006944","490:4900006817","490:4900007331","490:4900005454","490:4900007192","490:4900005326","490:4900005843","490:4900007320","490:4900006822","490:4900005329","490:4900004232","490:4900004782","490:4900005458","490:4900006335","490:4900004234","490:4900005452","490:4900007074","490:4900006220","490:4900007452","490:4900006336","490:4900006340","490:4900007678"],"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":[0.25934888074996965,0.09267668579074897,0.053656671348899454,0.025303286218658,0.023774420618779504,0.023260894480836278,0.021771476103330873,0.015691139376876856,0.01420299309409521,0.013691302268934098,0.013079040452419609,0.011095500028822486,0.008943933652056696,0.008550905230880262,0.0080432523660792,0.007486845531064878,0.007420549956038521,0.005967452553379938,0.00578690697168121,0.005165721971780939,0.00489018107773567,0.004662947518258394,0.004195668286251302,0.00370627516658282,0.0035670063395747014],"twin_dists":[0.21337244648179254,0.2832716102664258,0.31413250328025405,0.352188432636397,0.3551607789045807,0.35619634006666534,0.3593162405655729,0.3743747425874516,0.37883755955951937,0.380467727001781,0.38249058714984363,0.38967608590376407,0.39889780270948405,0.4007935148448285,0.40336104365137954,0.40634768485335265,0.40671672054081937,0.415656601987913,0.4169014467946745,0.42147064257321504,0.42365869748153606,0.4255488750255991,0.42971394197427504,0.4345549848618013,0.4360391033545016],"n_dims_used":45,"mean_confidence":0.9035060458713108},"coverage":{"mean_confidence":0.9035060458713108,"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}}