{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003165","487:4870005002","466:4660006050","493:4930002840","466:4660010525","476:4760001677","466:4660012148","487:4870011223","469:4690003470","487:4870007634","466:4660011907","490:4900009918","480:4800004771","487:4870003969","487:4870008207","468:4680003089","490:4900000845","487:4870010053","487:4870006587","493:4930002371","487:4870003714","472:4720005680","466:4660013037","493:4930003751","487:4870004975"],"twin_admin_codes":[487,487,466,493,466,476,466,487,469,487,466,490,480,487,487,468,490,487,487,493,487,472,466,493,487],"twin_sims":[0.01744997865089087,0.011238783047674603,0.004866159834606469,0.0033982957329699204,0.003134882403927399,0.002887176119921289,0.0028373686416512433,0.0025412719109142385,0.0020607662386341484,0.0012685885136190203,0.0010607598071255204,0.0010323316282845657,0.0008225109186021482,0.0007426949025196038,0.0006179585259299856,0.0005044283392626328,0.00038557668561515774,0.0003679959730516537,0.00031057296733103933,0.00025560877511001507,0.0002521006844077561,0.00024244453612554034,0.00023517625412042463,0.00022200546693813724,0.00021082350609044024],"twin_dists":[0.3695570196799866,0.3891202937330805,0.42385470399270164,0.43790939454169425,0.44100616688211725,0.44414326609125687,0.4448036498957735,0.44896355719599196,0.4567697869364614,0.47434779992609166,0.4806679103531446,0.48162024610338,0.48951307935745947,0.49301782838298036,0.49926865258136216,0.5060802257458554,0.5149575161308428,0.5164838631575043,0.5219950086840968,0.5282512062553647,0.5286922872894577,0.5299368504923923,0.5309047699214444,0.5327326896608375,0.5343664982883475],"n_dims_used":43,"mean_confidence":0.9001235074775163},"coverage":{"mean_confidence":0.9001235074775163,"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}}