{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010413","490:4900010752","490:4900010497","490:4900011370","490:4900010582","490:4900010327","490:4900009942","490:4900010581","490:4900011444","490:4900011377","490:4900010240","490:4900010498","490:4900010651","490:4900010043","490:4900011244","490:4900011443","490:4900011308","490:4900010569","490:4900010983","490:4900012170","490:4900010575","490:4900009743","490:4900009542","490:4900009843","490:4900010825"],"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":[0.34876933063566656,0.2739688331177657,0.19473586130322473,0.174116052256557,0.14074926398108784,0.11639804535722412,0.10057756644004223,0.0668961073148132,0.05656701968146942,0.051020973656151214,0.047207583085093034,0.04459821586323105,0.04318042385954729,0.03605382737406018,0.03515861600603147,0.030980741372741764,0.029392111863249047,0.025299670766583543,0.02419816107145946,0.019071266458682807,0.017612878155902456,0.01595251239390452,0.013376797518176496,0.013345954077681446,0.012927110959240247],"twin_dists":[0.18850551639777255,0.20899229836818378,0.23493366416119627,0.24283634454109926,0.25718921398921984,0.2693597828667068,0.27835747989306003,0.3020588259237712,0.3112833897938638,0.31682553002975294,0.3209345870921205,0.32390923260844284,0.3255872340825837,0.33480132723822087,0.3360656671216958,0.3423561207648542,0.34493983860263355,0.3521952762439158,0.35432076841494986,0.3654794737574594,0.3691326725824744,0.37362968894183285,0.3814966006158787,0.3815986500891615,0.38300550227657537],"n_dims_used":45,"mean_confidence":0.8921132405598958},"coverage":{"mean_confidence":0.8921132405598958,"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}}