{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000009713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009485","484:4840005970","500:5000009371","500:5000005758","500:5000005921","473:4730006948","498:4980000802","500:5000009931","498:4980000502","498:4980000435","498:4980000638","500:5000006506","498:4980000500","498:4980000614","498:4980000041","498:4980000504","500:5000004968","500:5000009374","500:5000009823","500:5000009359","500:5000009707","473:4730007723","500:5000010622","484:4840000218","484:4840000121"],"twin_admin_codes":[500,484,500,500,500,473,498,500,498,498,498,500,498,498,498,498,500,500,500,500,500,473,500,484,484],"twin_sims":[0.6753212081846629,0.6247192394852944,0.572907460803301,0.4957728083830933,0.48724177692182286,0.4710870250318628,0.4511115554153495,0.43871046618235704,0.4360896789139321,0.42628622065839633,0.4247050166506777,0.41471378365188477,0.4108305270954868,0.4078462994218031,0.3951884490017652,0.3933783967690046,0.38349871016817416,0.37833707721491444,0.37018067396797566,0.37015561622498216,0.36420011956754555,0.3628228843141185,0.3594393909594,0.35809166557904604,0.3577848988611139],"twin_dists":[0.11507888583924294,0.1259786472591625,0.1370814077540162,0.15384919977812178,0.15574055710305834,0.15935048494471674,0.16387264301734994,0.16671712429465982,0.1673222342050969,0.16959880392656831,0.16996799040538899,0.172314293791864,0.1732327519957783,0.17394115759142514,0.1769720433713655,0.17740905248415068,0.17981112415395953,0.18107780300753296,0.18309668964956646,0.1831029256008287,0.18459106005763468,0.1849369363811654,0.1857895017705089,0.18613023906261714,0.18620788885413359],"n_dims_used":44,"mean_confidence":0.9241196025501598},"coverage":{"mean_confidence":0.9241196025501598,"n_dims_used":44,"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}}