{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000402","480:4800000875","480:4800000579","480:4800000614","480:4800001135","480:4800001081","480:4800000527","480:4800000753","480:4800000324","480:4800000959","480:4800001031","480:4800000370","480:4800000460","480:4800000506","480:4800000415","480:4800000503","480:4800000877","480:4800000504","480:4800000500","480:4800000795","480:4800000719","480:4800000749","480:4800000413","480:4800000797","480:4800000344"],"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":[0.5482354494269122,0.5202397442932944,0.5076079516399907,0.4808787071212935,0.43027698378785356,0.39368907417901,0.3835459325562237,0.38042547720086567,0.35976068623190016,0.35959668692504493,0.32790364821816254,0.292780717920376,0.29058094842031307,0.2863466406853578,0.2858420364560606,0.2811476523042991,0.27908363694501453,0.2742064001376492,0.27239194868103245,0.24545924851048306,0.2448533972894699,0.23468014777516952,0.2336189840412047,0.2278064091703145,0.22540014386806395],"twin_dists":[0.14239485602077182,0.1484739233804591,0.15124059736565798,0.15715781183655725,0.16866952513718328,0.17733397814006324,0.17979957361136278,0.1805643064006474,0.185708367189874,0.18574977622589864,0.19394705311588611,0.203561954752889,0.20418591558614096,0.20539494519716067,0.2055397378834362,0.20689419942544915,0.20749405648440317,0.2089223323957095,0.20945765479374862,0.2176802055008534,0.21787161388873735,0.22113256956140018,0.22147798814933362,0.22338858015548407,0.22418895018326288],"n_dims_used":43,"mean_confidence":0.9133676928143168},"coverage":{"mean_confidence":0.9133676928143168,"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}}