{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001140","490:4900003376","491:4910001401","491:4910001864","490:4900003378","490:4900002673","491:4910001402","491:4910001263","490:4900004064","490:4900003919","491:4910001964","491:4910001805","490:4900002221","490:4900004056","491:4910001801","490:4900004205","491:4910001861","490:4900007168","490:4900004346","491:4910001749","490:4900007661","490:4900004614","490:4900007285","490:4900002674","490:4900006203"],"twin_admin_codes":[491,490,491,491,490,490,491,491,490,490,491,491,490,490,491,490,491,490,490,491,490,490,490,490,490],"twin_sims":[0.33154808480185416,0.3045414003078583,0.27183270613187854,0.25344090308517975,0.16052254423777565,0.1585665830741146,0.15530259345793218,0.13904931733722903,0.13031166324162255,0.11762367791744098,0.09743993761274512,0.08959568569575077,0.08700905284098819,0.08522042799706561,0.08159799220576164,0.07477391935810113,0.061500075962536406,0.05596735860676175,0.05558821971363548,0.05295354862434967,0.05067234361220984,0.049884328111517044,0.04918418945729687,0.046212247849383103,0.045487574049202464],"twin_dists":[0.19298338699427653,0.20027203834123816,0.20962309159403655,0.21518635742090242,0.24841841708374596,0.2492494567202288,0.25065303983346027,0.2579849129043303,0.2621938037910178,0.2687030590447923,0.280271377290072,0.28527770656508245,0.2870045814522313,0.2882227168839565,0.29075359862799216,0.29577677022581395,0.3067192657124347,0.3118603477973163,0.31222777430474474,0.31483998402882396,0.3171903525538969,0.3180227313509314,0.3187715284706732,0.32205261357651593,0.32287936866867717],"n_dims_used":45,"mean_confidence":0.8978097703721788},"coverage":{"mean_confidence":0.8978097703721788,"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}}