{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002460","480:4800002381","480:4800002480","480:4800002041","480:4800002461","480:4800002474","480:4800002378","480:4800002524","480:4800002241","480:4800001931","480:4800002096","480:4800002243","480:4800002425","480:4800002377","480:4800002360","480:4800001236","480:4800001867","480:4800001483","480:4800002473","480:4800001357","480:4800002416","480:4800002196","480:4800002426","480:4800001530","480:4800001242"],"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":[0.4793213111950077,0.4327166411122375,0.4096385265600604,0.4053518062941791,0.37679551966279884,0.37457223238451987,0.3405926251870389,0.30247778192832886,0.3017326616169335,0.30079812025372626,0.26799012201837585,0.2639777957669095,0.258697690717413,0.2497178734467052,0.24759400448497054,0.24659216581351534,0.2374733245043138,0.23263338223369587,0.22613441735047954,0.2225690133344524,0.21828246552824596,0.21017417553758255,0.20923036018608834,0.20893394756108558,0.20719957145583587],"twin_dists":[0.15750558747681684,0.16810316429717095,0.1735154404224855,0.1745350692402862,0.18145772482933853,0.18200699968030026,0.1906164769315341,0.2008438676940896,0.2010508979068164,0.20131098002570852,0.21076553894149808,0.21196935081874815,0.21357109091953483,0.21634325907881702,0.2170081784238778,0.21732309417419932,0.22022822438799503,0.22179973393526192,0.22394411832955835,0.22513794279886803,0.22659025351126116,0.22939075094967512,0.2297214580267814,0.22982552850978488,0.2304364925374914],"n_dims_used":43,"mean_confidence":0.9136304633561955},"coverage":{"mean_confidence":0.9136304633561955,"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}}