{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005665","493:4930005834","493:4930005191","493:4930005663","493:4930005204","493:4930006567","493:4930004938","493:4930005928","493:4930006553","493:4930006565","488:4880000747","493:4930005311","493:4930005987","488:4880000512","493:4930005933","493:4930006222","493:4930005439","493:4930006540","493:4930006210","493:4930006277","493:4930006552","488:4880000660","493:4930006482","493:4930005539","493:4930005226"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,488,493,493,488,493,493,493,493,493,493,493,488,493,493,493],"twin_sims":[0.9455033899863403,0.5683995920615039,0.5010670489746288,0.4728673077834333,0.463609801496505,0.45305913332325015,0.4474757902283511,0.4257867258461334,0.42566244892700855,0.38608067658956075,0.38452051800517933,0.350537748586872,0.3484229521077568,0.3480937537139946,0.347892542235622,0.33962832421988154,0.3366126460668497,0.33555047031330704,0.3331568092492421,0.332686265193437,0.3280717781879536,0.32340099285189017,0.3229137378472792,0.3194021964007596,0.3184388435002366],"twin_dists":[0.043478985662786906,0.1380499945430036,0.15268019058987115,0.15895071704382677,0.16103514977264854,0.1634286204035675,0.16470346809512876,0.16971536671857776,0.1697443769475894,0.17918057045844818,0.17956134265057974,0.18805241667344066,0.1885944057348904,0.18867892929379076,0.1887306121948796,0.1908672001843247,0.1916537727980823,0.19193172337078865,0.19255985304868256,0.19268361891105387,0.19390246675782877,0.19514585061078488,0.19527613301256752,0.1962183165335086,0.19647780875729529],"n_dims_used":45,"mean_confidence":0.928206041124132},"coverage":{"mean_confidence":0.928206041124132,"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}}