{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001510","480:4800002248","480:4800001379","480:4800002266","480:4800001507","480:4800002309","480:4800002483","480:4800002447","480:4800001668","480:4800002386","480:4800002435","480:4800001451","480:4800002529","480:4800002258","480:4800002389","480:4800002256","480:4800002482","480:4800001562","480:4800001565","480:4800001388","480:4800001323","480:4800002155","480:4800001502","480:4800001611","480:4800002487"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.362653964891168,0.34072263444587225,0.33238742441325725,0.31471263257198506,0.31385002253464356,0.27572381043364724,0.2632308461312148,0.25139428072916437,0.24758172844957932,0.24535873377575296,0.24111349415596944,0.2329999249010502,0.23252492106266562,0.23110224104317656,0.22087008552769122,0.21523134337386443,0.2094670435781098,0.207148347667845,0.20587686206657085,0.20073539615859626,0.18924589755262142,0.18894098791458983,0.1881961565090321,0.18576964351438627,0.1828592170107914],"twin_dists":[0.1849794042244699,0.19058270297830962,0.1927622717471163,0.19748570657566855,0.19771999492226203,0.20847631356172813,0.2121947139671016,0.21582097705031048,0.21701203228898067,0.21771194034460023,0.21905999697834738,0.22167997318199,0.22183519530201554,0.2223013508917809,0.22571129226564263,0.22763569462176367,0.2296384304855671,0.23045458992599735,0.23090478899007344,0.23274491404386194,0.236977921297483,0.23709266515734767,0.23737350690441397,0.23829387412477585,0.23940900579742896],"n_dims_used":43,"mean_confidence":0.9199958623841752},"coverage":{"mean_confidence":0.9199958623841752,"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}}