{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001401","498:4980001211","498:4980001403","498:4980001305","498:4980001307","498:4980001402","498:4980001491","498:4980000843","498:4980001306","498:4980001116","500:5000004778","484:4840000504","484:4840000507","500:5000005104","473:4730007405","473:4730005526","473:4730006656","473:4730005527","500:5000005433","500:5000004774","498:4980001105","484:4840000356","471:4710000693","484:4840000684","484:4840000627"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,500,484,484,500,473,473,473,473,500,500,498,484,471,484,484],"twin_sims":[0.9705535845449147,0.8914052586461962,0.8746802109855165,0.8131853258210368,0.7812035738023416,0.7710665138003983,0.7644442079267819,0.7024544472265956,0.6700427997272921,0.6672534800643772,0.4571774865005281,0.413577966535051,0.41172258052323557,0.4088484754169058,0.4084380996414912,0.40467158447943075,0.39378803485004593,0.3937680320059143,0.38378293696463056,0.37613875239070443,0.3733292558469329,0.37023022216528456,0.3607780849413105,0.35419609369943456,0.352788466934665],"twin_dists":[0.03175353637284675,0.062273731658239836,0.06720849308019369,0.08352378475269383,0.09126758164377223,0.09365033773077736,0.09519121903989633,0.10915249091697049,0.1162233265916512,0.11682717638318102,0.16249199031383377,0.1725825463139198,0.17302143241411913,0.17370300397519564,0.1738004930372208,0.17469730488722715,0.1773100703351649,0.17731490257673893,0.17974161286941392,0.18161981730079746,0.18231478045021068,0.1830843595416821,0.1854516939677999,0.18711885814487153,0.18747746809044305],"n_dims_used":44,"mean_confidence":0.9248903447931464},"coverage":{"mean_confidence":0.9248903447931464,"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}}