{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004366","488:4880000135","499:4990001218","499:4990001318","499:4990001217","470:4700003967","488:4880002776","499:4990000852","488:4880006089","488:4880001894","499:4990003483","488:4880000785","488:4880006154","488:4880000234","470:4700004492","488:4880006005","470:4700001145","499:4990000785","499:4990000861","499:4990003803","488:4880000137","496:4960005686","470:4700000763","488:4880005382","470:4700000094"],"twin_admin_codes":[488,488,499,499,499,470,488,499,488,488,499,488,488,488,470,488,470,499,499,499,488,496,470,488,470],"twin_sims":[0.8269053326174313,0.7753005840701955,0.7724855315600638,0.7579370502948606,0.7516486375888831,0.748086948915053,0.7381114045447108,0.735548724461966,0.7343652230120487,0.7320281199000108,0.7316601817388847,0.7308549641370414,0.7297315735979744,0.7270247533890583,0.7264141253120358,0.7212101036278397,0.7210482884651214,0.719560707361399,0.7183436123639516,0.7129624536077713,0.7052916272059784,0.703568088148305,0.6991851795448366,0.6988973605903892,0.6954278593600871],"twin_dists":[0.08007371704251069,0.09265877514400854,0.0933185923255343,0.09669414084702381,0.09813670701300653,0.0989497117210259,0.10121223222882746,0.1017902004223134,0.102056690209263,0.10258215952229294,0.10266479322369221,0.10284554681596375,0.10309752564311214,0.10370374176867357,0.10384031871438341,0.10500170027258802,0.10503774012240022,0.10536885829247722,0.1056395049123933,0.10683335435384067,0.10852781942686408,0.10890742391613112,0.10987099938302634,0.10993419054280971,0.11069512687655157],"n_dims_used":43,"mean_confidence":0.9143546348394349},"coverage":{"mean_confidence":0.9143546348394349,"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}}