{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001492","480:4800001598","480:4800001318","480:4800001501","480:4800001319","480:4800001946","480:4800001550","480:4800001552","480:4800001546","480:4800001766","480:4800001659","480:4800001438","480:4800001433","480:4800001493","480:4800001708","480:4800002442","480:4800001709","480:4800001948","480:4800001548","480:4800001491","480:4800001656","480:4800002161","480:4800002348","480:4800001375","480:4800001572"],"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":[0.6694670931863372,0.5835333808630708,0.48275300508487967,0.4827199274593593,0.4727566182010602,0.46842107781361714,0.4561494200706952,0.4453902215029345,0.43392030449067076,0.4312790042570288,0.40998581398170464,0.40352289702882954,0.39919511186564643,0.3843395020299467,0.3325092344194405,0.3058129465744797,0.3034813104826077,0.2934195716567904,0.27678668752809366,0.2430244579476856,0.2115704450977107,0.2089473530144998,0.20539256879402604,0.1978605754452013,0.19256502736692435],"twin_dists":[0.11634800945316101,0.13480116195954367,0.15673974294961318,0.15674711660040516,0.15897555807160868,0.1599500829439613,0.16272551289463075,0.16518120034069972,0.16782421169756462,0.16843675131976424,0.17343304237445273,0.1749715488160251,0.17600796172776467,0.1796055689902503,0.1927302075334814,0.19992081035525816,0.20056550758569855,0.20338126669609025,0.20816479163633625,0.21845129599820898,0.2289033518532872,0.22982081968598608,0.2310767639654529,0.23378797768298923,0.2357371404782329],"n_dims_used":43,"mean_confidence":0.9204109546750091},"coverage":{"mean_confidence":0.9204109546750091,"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}}