{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000811","495:4950000808","495:4950000527","490:4900006062","491:4910003194","480:4800000177","495:4950000069","491:4910003219","491:4910002996","495:4950000717","495:4950000478","491:4910003387","480:4800000096","495:4950000067","495:4950000627","491:4910002848","490:4900007158","480:4800000118","495:4950000387","495:4950000585","495:4950000587","491:4910003391","491:4910003519","495:4950000530","495:4950000070"],"twin_admin_codes":[495,495,495,490,491,480,495,491,491,495,495,491,480,495,495,491,490,480,495,495,495,491,491,495,495],"twin_sims":[0.5302573265779217,0.43904552741939046,0.2585425861584634,0.24571148884216418,0.23123700223567037,0.22394766931790178,0.21538184578504385,0.21482582036113565,0.21304474684416536,0.2060739528600972,0.17398548929921456,0.1721806312396294,0.17202524535241914,0.16679079053680584,0.16529774919080847,0.16436587273928746,0.1582222842540989,0.15800933551130922,0.1560195304999459,0.1551574704027241,0.14478511811527744,0.14468362704701107,0.12923306183918787,0.12785056612888268,0.12491675585455814],"twin_dists":[0.14629112848266887,0.16663986539421663,0.2136184517502436,0.21760060418534635,0.222257114173709,0.22467482069474626,0.22758389305560175,0.22777539369661942,0.2283910754266491,0.23083488024584622,0.24288844379072652,0.2436115253635687,0.24367403075306343,0.24580372265649802,0.2464199855631143,0.24680666370064955,0.24939651218404024,0.2494875827171448,0.2503429087671268,0.2507159442185937,0.2553283918283748,0.25537471148698204,0.2627279552046313,0.26341755222444035,0.2648998769290749],"n_dims_used":42,"mean_confidence":0.8923160916283017},"coverage":{"mean_confidence":0.8923160916283017,"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}}