{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002232","472:4720001420","479:4790001200","488:4880005860","498:4980000754","475:4750004144","494:4940003374","472:4720003896","473:4730005717","494:4940003259","480:4800002420","472:4720001534","475:4750004143","472:4720003745","475:4750000180","472:4720001309","480:4800006481","487:4870001318","488:4880003994","489:4890000301","488:4880005338","494:4940002472","488:4880005861","487:4870001509","470:4700000139"],"twin_admin_codes":[480,472,479,488,498,475,494,472,473,494,480,472,475,472,475,472,480,487,488,489,488,494,488,487,470],"twin_sims":[0.18238163285343922,0.0011774653230218332,0.00028713299426475186,0.00024302996114901608,0.00017525407858972776,0.00017230970770743413,0.0001162303619710681,0.00009656012565882204,0.00008140298975957641,0.00007771468727908398,0.00007483578355859237,0.00007408621400164972,0.00005316755205497817,0.000038471558527544376,0.000019674196817750518,0.000018126934741156875,0.000016935842074304755,0.000013290750395087828,0.000010187189488309195,0.000009607623536728426,0.000009228033449602617,0.00000867179168273144,0.000007809364003145567,0.00000634121119053394,0.000004347877035789218],"twin_dists":[0.23959318517387249,0.47699103864713105,0.5245246131347551,0.5298600807474344,0.5401677673277234,0.5406965836778435,0.5528424969389905,0.5584707057923544,0.5636043568949021,0.5649903324869875,0.5661161534853608,0.5664160102792544,0.5762114689040745,0.5856055272955427,0.6046128899728054,0.6068936716147958,0.6087797387553112,0.6154582509416173,0.6227039361974822,0.6242885354842818,0.6253767308652121,0.6270513249673998,0.6298627983284695,0.6354152465762753,0.6453552758399979],"n_dims_used":42,"mean_confidence":0.8890702383858817},"coverage":{"mean_confidence":0.8890702383858817,"n_dims_used":42,"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}}