{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001800","500:5000001002","500:5000003604","473:4730002874","500:5000004314","499:4990001705","473:4730001465","477:4770003781","500:5000003589","499:4990000795","473:4730004200","499:4990000704","499:4990002905","470:4700005324","500:5000004833","477:4770002268","473:4730003739","500:5000011201","477:4770003937","473:4730004198","473:4730004105","485:4850000907","470:4700003799","473:4730004406","485:4850007761"],"twin_admin_codes":[500,500,500,473,500,499,473,477,500,499,473,499,499,470,500,477,473,500,477,473,473,485,470,473,485],"twin_sims":[0.4770201774718413,0.36971188893659973,0.366487159254472,0.35250893710849496,0.32240503565752376,0.3180984893448596,0.31172102118091444,0.31123727206971513,0.30327504056003624,0.30112631488540426,0.2951381962417363,0.2914385897795738,0.28579608122094796,0.2832906497018264,0.28251694220287127,0.2822720815802264,0.28024960166184554,0.27089096034125654,0.26901275953984255,0.261855655539969,0.2606812544695191,0.2570400425032492,0.25232987551627994,0.2512297663435112,0.24832403070993325],"twin_dists":[0.15802010793672389,0.1832133877935903,0.1840181518132439,0.18754877012490764,0.19541226699962597,0.19656959338951333,0.1982998129990947,0.19843187324175895,0.200622679289946,0.2012195900930471,0.20289633791712883,0.20394231433487592,0.20555293204395364,0.20627420492903223,0.2064977194998436,0.20656853375589326,0.2071548668663726,0.2099021563196805,0.21046051207508307,0.21261067313356355,0.21296698399495143,0.21407818075510235,0.21553045978376392,0.21587213265227154,0.21677921841865352],"n_dims_used":45,"mean_confidence":0.9253270467122395},"coverage":{"mean_confidence":0.9253270467122395,"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}}