{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004191","490:4900004051","490:4900002367","491:4910002011","490:4900012291","490:4900002062","490:4900005284","491:4910002116","490:4900004466","490:4900003104","490:4900002216","490:4900006308","490:4900006423","490:4900005689","491:4910002062","490:4900005016","490:4900002518","490:4900012720","490:4900006669","491:4910002018","491:4910002015","491:4910001910","491:4910001865","490:4900005548","497:4970000381"],"twin_admin_codes":[490,490,490,491,490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,491,491,491,491,490,497],"twin_sims":[0.4421654050443123,0.25406225123561776,0.08548760423000389,0.07401726947570962,0.041301124494454874,0.04032767610637706,0.02057822319687902,0.017475441061095564,0.01362841843875622,0.009262769429314097,0.0066742419994140385,0.006520881000264379,0.0052089521702998074,0.004733290306621149,0.004625257883272647,0.003340105995618383,0.002584391502843739,0.0022992136340768475,0.0018039511488639984,0.0017423717665658537,0.0015185935190951921,0.0014395764916213328,0.00130571598000868,0.0012862727234650973,0.0012855683901385443],"twin_dists":[0.1659215829061568,0.2149943344206965,0.2880394720332079,0.2963562121708989,0.32788437012747795,0.3291090899322569,0.3619526183274871,0.3694904627478944,0.38067176306086065,0.39741390240521723,0.4110891540977993,0.41204186198369797,0.4211369876214086,0.4249549862921544,0.42587043108223366,0.4385741535153592,0.4483309888453439,0.4527085626861698,0.4616586249072283,0.4629258733921719,0.4679077210537917,0.46983004756492136,0.4733209271327416,0.4738552711553889,0.4738747676777352],"n_dims_used":44,"mean_confidence":0.894311558116566},"coverage":{"mean_confidence":0.894311558116566,"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}}