{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010336","490:4900010153","490:4900008237","490:4900010502","490:4900010154","490:4900008016","490:4900009860","490:4900010330","490:4900009944","490:4900010245","490:4900009663","490:4900011007","490:4900008344","490:4900009964","490:4900009437","490:4900008012","490:4900008236","490:4900010155","490:4900008230","490:4900010850","490:4900010421","490:4900010847","490:4900009955","490:4900010420","490:4900009856"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4654515872765793,0.3651471599112689,0.25434639076036153,0.2330504381829954,0.1831312968045722,0.1677461399432966,0.12876519229880634,0.12514982265079447,0.11670766500341523,0.10971597963356747,0.10040737882126416,0.09271114043392685,0.08959301437018344,0.08477329384881696,0.08274309383908068,0.07932355325877333,0.07829287261498959,0.07797156453269971,0.07590126583756689,0.07122271402494319,0.06395295021992185,0.06305790359584856,0.06166083394688683,0.06055127179123385,0.06000846682539087],"twin_dists":[0.16061932212353336,0.18435360533836154,0.21490662261688737,0.2216634786452471,0.2393042305274499,0.24541147962608809,0.26296070406159444,0.26478115850037554,0.26919338224142814,0.27303684036087184,0.2784600827128235,0.2832494763557193,0.2852794694530503,0.28853041418056347,0.289944013440599,0.2923889908682494,0.2931424960870758,0.2933790258741684,0.2949221655231586,0.29853867867849687,0.30456094069603284,0.305340519500812,0.3065756710773369,0.30757310339500976,0.30806653340493695],"n_dims_used":45,"mean_confidence":0.8938606262207032},"coverage":{"mean_confidence":0.8938606262207032,"n_dims_used":45,"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}}