{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003996","477:4770003807","499:4990001199","477:4770000021","469:4690001144","485:4850000165","485:4850000154","485:4850002210","477:4770000191","499:4990001783","499:4990001413","499:4990002477","477:4770000124","479:4790000117","470:4700003763","477:4770001702","477:4770001440","469:4690001143","499:4990000512","499:4990001936","485:4850001733","499:4990002812","472:4720006087","500:5000002239","477:4770000648"],"twin_admin_codes":[477,477,499,477,469,485,485,485,477,499,499,499,477,479,470,477,477,469,499,499,485,499,472,500,477],"twin_sims":[0.3492751186908123,0.2918558862256435,0.2900923307778784,0.2880534823600835,0.2841621994219068,0.27105520899031904,0.2696333950742808,0.2694160039818198,0.2543968965093139,0.2529229146621484,0.24889957418247788,0.23596973233038487,0.23002235193512177,0.22619558145357715,0.21436069032988592,0.21069126362676174,0.20389303188839847,0.20134693724112748,0.19851289488611576,0.19699722393614524,0.19603866016370372,0.19513394946588883,0.19415835709420173,0.18475014055225555,0.18357287114261786],"twin_dists":[0.18837580186373246,0.20382394115968852,0.20432489213969807,0.20490630990592262,0.2060228657670601,0.20985344197606895,0.2102757422646699,0.21034043193189902,0.2148910383721029,0.21534666673398029,0.21659901327657366,0.22071417215431888,0.22265645077344978,0.22392374795555361,0.22793584617525212,0.22920999424443625,0.231611023502316,0.23252436037267848,0.23355038536997946,0.23410326782196134,0.23445445144567914,0.2347869987088644,0.23514680146407027,0.23868308813598016,0.23913441804185304],"n_dims_used":45,"mean_confidence":0.91881349351671},"coverage":{"mean_confidence":0.91881349351671,"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}}