{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000806","473:4730002116","473:4730000808","473:4730000745","473:4730001621","473:4730001643","473:4730002186","484:4840001129","473:4730002039","473:4730007466","473:4730008365","473:4730000177","473:4730002724","473:4730003214","473:4730008363","473:4730003573","473:4730007362","475:4750009734","475:4750009862","473:4730000889","476:4760001278","475:4750007905","473:4730001151","473:4730005073","475:4750009928"],"twin_admin_codes":[473,473,473,473,473,473,473,484,473,473,473,473,473,473,473,473,473,475,475,473,476,475,473,473,475],"twin_sims":[0.7640872509780143,0.6616524328678455,0.563067194229932,0.4318487685251024,0.36672856577809787,0.35983661435225217,0.35640236458268687,0.3393861673763212,0.3261208601630924,0.3146818078648053,0.3116196619735354,0.30260457008799024,0.2994680138860462,0.2868999398934182,0.2849682611073204,0.2834407248767398,0.2832239612321892,0.2823957015498399,0.28089067124091266,0.2733939444920111,0.271945147409006,0.2704418726131105,0.2614721002803975,0.2591568088925726,0.25817765383030417],"twin_dists":[0.09527394343480733,0.11803796045307863,0.13919689295883617,0.1683044903946203,0.18395778399054594,0.18568919897120756,0.18655826582967971,0.19093022221806805,0.19442060916754972,0.19749407240265665,0.19832747367776582,0.20080866941852463,0.20168196257764123,0.20523635572879678,0.2057908253480369,0.20623089275574832,0.2062934558778361,0.20653277793615765,0.20696873890725404,0.20916176335380543,0.20958981205505695,0.210035443947887,0.21272693255375255,0.21343100498811743,0.213729953718188],"n_dims_used":45,"mean_confidence":0.9145450168185764},"coverage":{"mean_confidence":0.9145450168185764,"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}}