{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000969","480:4800000893","480:4800000755","480:4800001202","480:4800001144","480:4800000925","480:4800001131","480:4800000971","480:4800000928","480:4800000830","480:4800000926","480:4800001145","480:4800000829","480:4800000793","480:4800000748","480:4800000828","480:4800000953","480:4800000754","480:4800000711","480:4800000915","480:4800000968","480:4800000824","480:4800000912","480:4800000880","480:4800000825"],"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":[0.7535767292393138,0.7060374735306862,0.6245571755330591,0.58856611523698,0.5558540412057588,0.5549144899170232,0.5468998192814531,0.5443639354377048,0.5386165648028907,0.5224596032547792,0.48889948733276445,0.4575761428213652,0.43883746225806936,0.4332651470685276,0.40350019406342896,0.39346611253768304,0.38839075761113423,0.38001631056484503,0.3647773052872856,0.33348458634631545,0.3281871865079596,0.31875030992794334,0.31799962152916866,0.31067696882758383,0.2944742352032158],"twin_dists":[0.09769539048696255,0.10836342512481259,0.12601338077682356,0.13372229559909946,0.1407505772758354,0.14095316452002132,0.14268349973256864,0.1432318658285414,0.144476403320205,0.14798941239378693,0.15537227028353928,0.16240148767737717,0.16668783863020356,0.16797600774831756,0.17497697257206654,0.17738785342354063,0.17861810993656663,0.18066480481794286,0.18444630327095565,0.19247369507551523,0.193871868937116,0.19639386278358092,0.19659626582798762,0.1985849789889293,0.20308348341462645],"n_dims_used":43,"mean_confidence":0.9139403409736101},"coverage":{"mean_confidence":0.9139403409736101,"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}}