{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011910","490:4900010853","490:4900011512","490:4900011381","490:4900010507","490:4900011314","490:4900011517","490:4900011091","490:4900011236","490:4900011376","490:4900011844","490:4900010849","490:4900010854","490:4900010851","490:4900011510","490:4900010508","490:4900010594","490:4900011587","490:4900008006","490:4900010678","490:4900010427","490:4900010593","490:4900011012","490:4900010928","490:4900010416"],"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":[0.6185104921782876,0.43186596058963245,0.3100720278047388,0.2950035903738893,0.28795759296382,0.2674784602123973,0.25782878169835893,0.24831256852421546,0.24017245969638343,0.22462119526355803,0.22000842287538153,0.21145905402063167,0.20467745171802407,0.20396527494370295,0.18298251619189085,0.18129251408503336,0.16218354380259928,0.15180192047855076,0.14794540021220542,0.14065582076312072,0.1391114884828635,0.13308943385485322,0.12592100376261953,0.1257134297378314,0.12341879809469762],"twin_dists":[0.12730894841861695,0.16830050065237548,0.19875045975745903,0.20293425810938054,0.20493371511176942,0.21091842565125818,0.21383664161243146,0.2167828099955046,0.21936089500228317,0.22444925820737305,0.2260032113863009,0.2289421551377185,0.23133121366026735,0.23158522292346917,0.23936151086783264,0.2400144795679207,0.24771845845532192,0.25218259726276526,0.25389794556168555,0.2572327655806073,0.2579556847815661,0.26083336711056604,0.2643895308016139,0.2644947633405179,0.265666944333625],"n_dims_used":45,"mean_confidence":0.8890533447265625},"coverage":{"mean_confidence":0.8890533447265625,"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}}