{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001382","466:4660008159","496:4960005777","469:4690000176","466:4660007100","496:4960002755","496:4960012673","470:4700008001","488:4880002162","496:4960004002","496:4960001949","493:4930002228","496:4960006134","472:4720002611","479:4790002382","466:4660001216","493:4930002135","466:4660001815","470:4700008636","496:4960001549","496:4960005144","481:4810001810","469:4690008074","481:4810000683","500:5000000870"],"twin_admin_codes":[466,466,496,469,466,496,496,470,488,496,496,493,496,472,479,466,493,466,470,496,496,481,469,481,500],"twin_sims":[0.35091409038622906,0.22430619879852315,0.20333821404040225,0.2002675540529504,0.16948940920115113,0.14229304643157722,0.1284424192628906,0.12510309163948338,0.11153124167740244,0.10590110409460925,0.10046101407315566,0.09849080753667737,0.0946416384235639,0.09375754918354645,0.0904022475584892,0.08915792256785181,0.08705118585711562,0.08602067246179182,0.08225553013098695,0.08036948847331,0.07875889611749573,0.07846689798141918,0.07830397459586626,0.07504420228866315,0.07421759809033215],"twin_dists":[0.18795614587156012,0.22455469378071985,0.23180937803700893,0.2329139549217504,0.24469985998903424,0.2564727913747372,0.2631216454008923,0.26480494864822746,0.2720212088347097,0.2752144026514181,0.2784277323840949,0.27962505293424855,0.28201955575553345,0.28258032884653295,0.28474732694719246,0.28556715740597916,0.28697612810458994,0.2876752220954876,0.29028761774528955,0.29163232527377425,0.2928008170428172,0.2930147134964734,0.2931343373598836,0.2955709350900423,0.2962023367344318],"n_dims_used":43,"mean_confidence":0.9155143915220748},"coverage":{"mean_confidence":0.9155143915220748,"n_dims_used":43,"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}}