{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003113","490:4900004333","490:4900003633","490:4900003925","490:4900003371","490:4900007293","490:4900003503","490:4900006668","490:4900003237","490:4900006310","490:4900004468","490:4900004196","491:4910002113","490:4900004744","490:4900003639","490:4900007181","491:4910001396","490:4900007170","490:4900006440","490:4900005954","490:4900006442","490:4900003774","490:4900006081","490:4900005684","491:4910001507"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.7778846050169068,0.5393477874044115,0.4728538879018464,0.43777091341541685,0.3468544051652057,0.2817371652610761,0.26478194656067444,0.24112702048177911,0.23376295692817922,0.2191240109855753,0.20500058022131926,0.1991180609011044,0.1832042960600141,0.17552360224933317,0.16642902027857043,0.15345310369224388,0.14222496148582062,0.14182070607898606,0.14125397024066788,0.13864125790785983,0.13727460969572006,0.13681300549104133,0.1330683013773473,0.13191300327534922,0.13089062429076423],"twin_dists":[0.0920510729245446,0.14431792703050023,0.158953728639354,0.16693389165049902,0.18899751720803454,0.2067233621280292,0.2117271741901372,0.21905567746279014,0.22143106340371768,0.22630363506989387,0.23121616431733039,0.23333044937315642,0.2392761379152709,0.24227644456102684,0.24595267930016795,0.25145795497902695,0.2565042653128852,0.2566913734554322,0.25695435437574976,0.25817699386711074,0.2588233924983454,0.25904280979991756,0.2608436358542882,0.26140689774528186,0.2619084624304096],"n_dims_used":44,"mean_confidence":0.896307338367809},"coverage":{"mean_confidence":0.896307338367809,"n_dims_used":44,"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}}