{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008226","490:4900007900","490:4900009324","490:4900008454","490:4900008559","490:4900008233","490:4900009427","490:4900009530","490:4900009117","490:4900009830","490:4900010484","490:4900008668","490:4900008671","490:4900008229","490:4900010399","490:4900008336","490:4900009012","490:4900009633","490:4900009834","490:4900010318","490:4900009120","490:4900009933","490:4900011628","490:4900009832","490:4900008566"],"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":[0.7190788629468187,0.555570404577265,0.5435681644902975,0.5261783551914319,0.4928299967467744,0.48271918117324514,0.47952328507045583,0.42604684454467096,0.4227957440977554,0.3615274214181619,0.3482876200553585,0.3482128983662382,0.3078077337559429,0.3032545451859363,0.30252043962800856,0.2884816049013647,0.27803548773443254,0.2758195855684886,0.2333142731927848,0.23314197153838873,0.2176912327462181,0.19473919452172966,0.18112788500946325,0.17917970759431776,0.17779495854614055],"twin_dists":[0.10547603476055883,0.14081172996323993,0.14340403819960634,0.14717880315457751,0.15450053716924178,0.1567472829640284,0.15746046520929807,0.16965465800391596,0.1704145392698613,0.1852628843457553,0.18862914792196472,0.18864833337407558,0.19937150372157142,0.20062836121331198,0.20083202432532973,0.20478401893223502,0.20779970889773278,0.20844821246127138,0.22157736445926485,0.22163359545161604,0.22679206300335586,0.2349324352579045,0.24007831714993605,0.24083689209482223,0.24137964410675103],"n_dims_used":45,"mean_confidence":0.8885079277886285},"coverage":{"mean_confidence":0.8885079277886285,"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}}