{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000526","480:4800000486","480:4800000522","480:4800000525","495:4950001109","495:4950001008","495:4950001443","495:4950001434","495:4950001059","495:4950001492","495:4950001493","480:4800000903","495:4950001048","480:4800000488","495:4950001047","480:4800000524","495:4950001277","480:4800000561","495:4950001100","495:4950001377","495:4950001323","480:4800001188","495:4950000956","495:4950001844","480:4800000560"],"twin_admin_codes":[480,480,480,480,495,495,495,495,495,495,495,480,495,480,495,480,495,480,495,495,495,480,495,495,480],"twin_sims":[0.8497069052033372,0.578373380531175,0.5244146564567661,0.30482634725166524,0.28824322431430743,0.1797269089427986,0.17411268748876993,0.1737145664227394,0.15591708574242147,0.15363174691411788,0.15245841246409686,0.14587868024592784,0.12700278485628586,0.12581006049703677,0.1233029243152525,0.11323750008469066,0.11030809607376538,0.10106113195012124,0.089228977055189,0.08876155580649663,0.08780673687395504,0.07517470395886024,0.07242520252116673,0.07124760336033617,0.07113387878711117],"twin_dists":[0.07412268356709045,0.13590800497001274,0.14756309053043537,0.20019325627457257,0.2048520977027384,0.2406232369345937,0.24283768685252644,0.24299664076643696,0.25038716020731017,0.2513798986865293,0.25189379799413636,0.2548308191579796,0.2638432263860824,0.26444575864373376,0.26572657494282376,0.2710781351259113,0.27270413554821854,0.27806668688210734,0.2855200993708117,0.28583021079286497,0.2864677369857293,0.2954717650680789,0.2975912238353003,0.29851893716914923,0.2986091858902804],"n_dims_used":43,"mean_confidence":0.9025872696277707},"coverage":{"mean_confidence":0.9025872696277707,"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}}