{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001822","490:4900002437","490:4900003848","490:4900003988","490:4900004135","490:4900004966","490:4900002285","490:4900004131","490:4900001411","490:4900004683","490:4900001556","490:4900001414","490:4900004579","490:4900004405","490:4900004269","490:4900001997","490:4900001976","490:4900001684","490:4900001540","490:4900004401","494:4940007987","490:4900005371","490:4900001671","490:4900003447","490:4900003035"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.5953598559382922,0.43492905640134594,0.4161324798889837,0.3670015388221304,0.3560818272182048,0.3512605404912501,0.3440711800723167,0.3380925742813865,0.33427769871081303,0.32688736291871984,0.31470102516887777,0.30693510241495076,0.303129091450253,0.29768055124147863,0.28575294178739213,0.2851918395392931,0.2829126226434583,0.282188711541607,0.27797752626555317,0.27765024636080105,0.2750339348860587,0.27251855440474176,0.2709022980486515,0.2698270635799635,0.26747937587122156],"twin_dists":[0.13226672538799802,0.16759066946031953,0.17197967722921143,0.18388954642578603,0.18663959980328212,0.18786756925234363,0.18971517470963203,0.19126729397715192,0.19226541180465143,0.19421683068834716,0.1974888567708334,0.19961154772328107,0.20066314555963566,0.2021820298446912,0.20556531892248806,0.2057265339855959,0.206383366164508,0.20659265303879518,0.20781663159156916,0.2079122261026753,0.20867890466455613,0.2094202309475406,0.20989879309474002,0.21021813895912334,0.21091815188647484],"n_dims_used":45,"mean_confidence":0.9213592529296875},"coverage":{"mean_confidence":0.9213592529296875,"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}}