{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001514","480:4800002009","480:4800001466","480:4800002128","480:4800001951","480:4800001793","480:4800002117","480:4800002067","480:4800002122","480:4800001281","480:4800002391","480:4800001569","480:4800002176","480:4800001721","480:4800001836","480:4800001831","480:4800002207","480:4800001634","480:4800002162","480:4800002215","480:4800001685","480:4800002214","480:4800002497","480:4800002005","480:4800002448"],"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":[0.531017074151555,0.4801606027159501,0.43621138830252143,0.4100661157269487,0.3956462377468924,0.36751773612355965,0.36305694582214737,0.3326507780315524,0.32984392233645643,0.32330643920861174,0.3076140808729385,0.2934629935188422,0.2925045438618085,0.29180599953130315,0.2881221352387306,0.2766945181516565,0.27319198382466797,0.2729059876023586,0.2675626548536483,0.264873686943494,0.26183272582989203,0.2576643529782286,0.25411267250141245,0.25016696670162486,0.24815612695429534],"twin_dists":[0.14612595259353497,0.15731812411436838,0.16729410106396783,0.17341399420148998,0.17686166399632056,0.18376057735478113,0.18487810779729494,0.19269295686944177,0.19343327545396816,0.19517112383576904,0.19942474000387087,0.203368994081955,0.20364013787489904,0.2038380870672853,0.2048866922540308,0.20819177686099766,0.2092213490348215,0.20930577457497804,0.21089325546791368,0.2116995749992768,0.21261762035521348,0.21388695682097508,0.2149787651986399,0.21620312567212777,0.21683184023865215],"n_dims_used":43,"mean_confidence":0.919059487276299},"coverage":{"mean_confidence":0.919059487276299,"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}}