{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000600","480:4800000526","495:4950001443","480:4800000903","495:4950001109","480:4800000522","495:4950001277","480:4800000489","495:4950001626","495:4950001278","480:4800000672","495:4950001063","480:4800000361","495:4950001389","495:4950001323","480:4800000599","480:4800001173","480:4800000636","480:4800001172","480:4800001174","480:4800000520","495:4950001493","480:4800000328","480:4800001024","480:4800000823"],"twin_admin_codes":[480,480,495,480,495,480,495,480,495,495,480,495,480,495,495,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.578373380531175,0.5135119141238391,0.4094649705729682,0.3583302327070617,0.2834041688051865,0.2670931871707809,0.23814773629560748,0.23424636169662835,0.23301137499094535,0.22497342437160434,0.1967541841028429,0.17505549176308866,0.17134060812883192,0.17047595319522715,0.16975151185555068,0.1696256452924343,0.15228083090548516,0.15204451153143675,0.14860464249996036,0.14588119330442714,0.14184078502184355,0.13753200923394035,0.1334310161086584,0.13130289598700762,0.1276738414643085],"twin_dists":[0.13590800497001274,0.1499453740689985,0.1735566301428138,0.1860698757663824,0.20624144167916778,0.211033666729911,0.22001091254056987,0.22127364694985238,0.221676234079761,0.22433147653816915,0.23419219676404135,0.24246229456230925,0.2439499148323339,0.24429947072483946,0.24459332266336825,0.24464446911066953,0.2519718281509279,0.25207577167288076,0.2536024036211959,0.25482967889835817,0.2566820706326671,0.2587012807848648,0.26066755448238554,0.2617058537280771,0.2635061096183432],"n_dims_used":43,"mean_confidence":0.9024287379065226},"coverage":{"mean_confidence":0.9024287379065226,"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}}