{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002984","490:4900003123","490:4900004225","490:4900003122","490:4900002084","490:4900004487","490:4900003655","490:4900003650","490:4900001928","490:4900004218","490:4900003789","490:4900003128","490:4900002527","490:4900003951","490:4900001927","490:4900002384","490:4900002977","490:4900002847","490:4900004087","490:4900004226","490:4900002383","490:4900003517","490:4900003136","490:4900002529","490:4900002536"],"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":[0.5112480912174316,0.2739952764379859,0.2634519740981033,0.21950821824550398,0.21395248404043563,0.19987077877526913,0.197883933950051,0.18106383076917082,0.14839061038871493,0.1409562592950987,0.12899335944553766,0.09565909676734372,0.08227369889961413,0.0763317248416151,0.07182895289500617,0.06837813909501106,0.06713548283129633,0.06490793350277951,0.052420400223599485,0.049700029880573156,0.04781163843697177,0.039101972335248876,0.03790802951766621,0.031054418137516776,0.02981670567567653],"twin_dists":[0.15044156363695954,0.20898450869261842,0.21212795555548675,0.22617302500641606,0.22807685592244983,0.23305753127878373,0.23377946054727053,0.24010316630642597,0.2536982491295978,0.25709281520318844,0.26284711911395287,0.28137927263355267,0.29027478436067855,0.2945985474337993,0.2980594097416397,0.3008327192386548,0.3018592984793628,0.30373893927620094,0.31538165172542926,0.31821898424847395,0.3202656502305634,0.33068719232083826,0.3322651544097144,0.3422390720400573,0.3442377834451742],"n_dims_used":45,"mean_confidence":0.916251458062066},"coverage":{"mean_confidence":0.916251458062066,"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}}