{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750010385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750010439","475:4750011455","475:4750012084","475:4750010589","475:4750011589","475:4750010447","475:4750011385","475:4750010114","475:4750011450","475:4750010377","475:4750011713","475:4750007748","475:4750011582","475:4750011382","475:4750010003","475:4750010302","485:4850009094","500:5000007313","500:5000001967","475:4750010308","500:5000005921","473:4730003585","500:5000009151","475:4750010179","475:4750011369"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,485,500,500,475,500,473,500,475,475],"twin_sims":[0.6277936662967751,0.6226567665976361,0.5867587296882582,0.5764103497894771,0.5720222702597582,0.5568813321717099,0.5543597675161896,0.5501757933232994,0.548630985274179,0.5355095856776019,0.48154678002247864,0.4513365792978954,0.44879761732927115,0.4361825352416493,0.4323626558789906,0.40734828093931585,0.39888885501850296,0.3951474729838086,0.38929544921824627,0.38827338669680533,0.38801604107913273,0.37986434462283813,0.366609684675789,0.3615807226143454,0.35261277109677364],"twin_dists":[0.12531962360197252,0.1264206356119373,0.1341096767589699,0.13632930055565057,0.13727154012841505,0.1405291296744041,0.141072798733283,0.14197573717368928,0.14230939937417023,0.14515023811381905,0.1570087369276706,0.16382130422659916,0.16440111932722973,0.16730077017064166,0.16818526086766208,0.17405960122542027,0.17608149635647857,0.17698192614678687,0.17839826528308259,0.1786466493300624,0.17870923859669444,0.1807021435992568,0.18398750974734301,0.1852494616822415,0.187522280879205],"n_dims_used":43,"mean_confidence":0.9127652367880178},"coverage":{"mean_confidence":0.9127652367880178,"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}}