{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001768","490:4900004494","490:4900001113","490:4900003517","490:4900001116","490:4900001924","490:4900002236","490:4900002086","490:4900003260","490:4900002524","490:4900000867","490:4900006449","490:4900004505","490:4900000866","490:4900012679","490:4900005570","490:4900003132","490:4900006094","494:4940005194","490:4900007178","494:4940005070","490:4900002969","494:4940006233","490:4900006568","490:4900002377"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,494,490,490],"twin_sims":[0.1608044271425711,0.14704073096684575,0.1051742220616715,0.07468835774308694,0.03968264075422189,0.023356181397857258,0.014661685637385931,0.014169230703641416,0.01262152731077566,0.009017212985150017,0.008046162658180258,0.007677591467876399,0.0037237712900115194,0.003125902881788906,0.0024260378825713227,0.002416945140295327,0.002122831862772935,0.0017192300542346207,0.0016016024444936642,0.001529283046902307,0.0014927439455330392,0.0013595537977202426,0.0013288714329677714,0.0012822065478820777,0.0011744956372427915],"twin_dists":[0.2482992600354097,0.2543051007840433,0.2756361982445193,0.29584205518321494,0.32993444441839953,0.35600270003194984,0.3774197116948524,0.37894351028817586,0.38405760865165706,0.39855261616971044,0.40334591541815856,0.40530202374121305,0.4343721430842355,0.44111586614953074,0.4507036132333762,0.4508441213467574,0.4556727147333503,0.46341279913835237,0.4659852669509114,0.4676547925361127,0.46852621458679916,0.47187884689177717,0.47269408019450354,0.47396796255146256,0.4770803295968239],"n_dims_used":45,"mean_confidence":0.9132320827907986},"coverage":{"mean_confidence":0.9132320827907986,"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}}