{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005411","480:4800005655","480:4800005410","480:4800004553","480:4800005413","495:4950004322","492:4920001247","492:4920001017","492:4920000705","492:4920000957","492:4920000548","492:4920000649","480:4800005414","492:4920000704","492:4920000396","492:4920000590","492:4920000441","480:4800005656","492:4920001419","480:4800005572","492:4920001519","492:4920001245","492:4920001008","492:4920000493","492:4920001290"],"twin_admin_codes":[480,480,480,480,480,495,492,492,492,492,492,492,480,492,492,492,492,480,492,480,492,492,492,492,492],"twin_sims":[0.5066655416263419,0.5045297264203625,0.4873225188159007,0.4296179810409834,0.3891769024035946,0.3688213864086713,0.32549616306061985,0.3185512501184828,0.31559956902226977,0.3143610210272133,0.30957494081345155,0.29908818261449344,0.2881553540885654,0.2860298479327542,0.2773944403352178,0.27257971207605197,0.2691755721364636,0.2679752071415583,0.2674049518984674,0.26644300042089897,0.2663158057980359,0.24853096200638675,0.245086448008704,0.24498806084977198,0.2421339809914299],"twin_dists":[0.15144770541894514,0.15191746025964545,0.15572261020377912,0.1688227346637459,0.1784270590651997,0.18343527020816447,0.19458688415341183,0.19644750776295028,0.19724519076123187,0.19758116159032568,0.19888657570722992,0.20178807891094386,0.2048772009271074,0.20548582876319332,0.2079869918073994,0.20940215696175327,0.21041201552516176,0.21076999300567092,0.2109404051545322,0.21122838203150754,0.21126650830384605,0.21671439655334618,0.21779794939934993,0.21782904287097946,0.21873455333668385],"n_dims_used":42,"mean_confidence":0.9077410016741071},"coverage":{"mean_confidence":0.9077410016741071,"n_dims_used":42,"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}}