{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005509","493:4930001793","496:4960004124","493:4930004330","496:4960002886","496:4960000148","493:4930002447","496:4960004143","496:4960003024","496:4960000920","493:4930002619","493:4930002798","493:4930005783","496:4960000431","496:4960003294","493:4930002968","496:4960000366","496:4960003984","493:4930005698","493:4930002955","493:4930002806","493:4930005864","496:4960000112","470:4700008846","493:4930002261"],"twin_admin_codes":[493,493,496,493,496,496,493,496,496,496,493,493,493,496,496,493,496,496,493,493,493,493,496,470,493],"twin_sims":[0.7773461285385914,0.5633113613045282,0.5596323836469915,0.5538292369824855,0.5295302125426725,0.4869079741674276,0.4865336999324937,0.4496463441547941,0.4321915228621587,0.4256322490274764,0.41175058855582547,0.4078472677396472,0.4068413010193711,0.4017919223782849,0.38720038516742883,0.38318604568898273,0.3815497246736952,0.3810987353554293,0.37213437235687297,0.3683204404087074,0.3681960014676902,0.364626239066338,0.36051419967858533,0.35664413845866044,0.35479570147490475],"twin_dists":[0.09217787365034469,0.1391443477820135,0.13993639035230065,0.14118723268048772,0.14644925650197554,0.1558147627099667,0.15589798375013247,0.1642071619763573,0.16822495991630831,0.16975142710546523,0.17301480079984413,0.17394092735898467,0.17418024210596686,0.1753854746582723,0.17890774463878792,0.1798876187058328,0.18028843983625623,0.180399055977818,0.18261112876266022,0.18356020600700956,0.18359125419705885,0.18448417914344548,0.18551823244372537,0.18649694244586046,0.1869663253153867],"n_dims_used":45,"mean_confidence":0.9272820366753473},"coverage":{"mean_confidence":0.9272820366753473,"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}}