{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004961","490:4900009719","490:4900011139","490:4900010819","491:4910004653","490:4900009823","490:4900010303","490:4900010221","490:4900010304","491:4910004802","491:4910004853","490:4900009928","490:4900008008","491:4910004910","491:4910004752","490:4900008789","490:4900010307","490:4900009622","491:4910003786","491:4910005314","490:4900010482","490:4900011140","490:4900010028","490:4900009819","490:4900010025"],"twin_admin_codes":[491,490,490,490,491,490,490,490,490,491,491,490,490,491,491,490,490,490,491,491,490,490,490,490,490],"twin_sims":[0.6088138215141685,0.3706632332451934,0.362037318504406,0.3274213599818635,0.312778045885007,0.28108531723398256,0.26529170200230245,0.2554972181525794,0.252574030770952,0.23322967752087936,0.2173047104583357,0.19150431902375536,0.19093327766555998,0.1827177798940137,0.1800291750991523,0.17915845804199942,0.1786214097700785,0.1758957984159203,0.16182304593119526,0.15831762436488894,0.15395051720917413,0.15294824406522084,0.14157097516299905,0.13806179492729312,0.13381975036062776],"twin_dists":[0.12938559879204883,0.18297663924932794,0.18513451983903334,0.19407502107876878,0.19801165890264283,0.20691227643331567,0.21157389467846072,0.21455200500555996,0.21545475859717453,0.22160496901932059,0.226924196457961,0.23613202810354397,0.23634525110912252,0.23946351531294846,0.2405054145137068,0.24084519832388937,0.24105535733048453,0.24212892654663798,0.24786993158567128,0.2493557675911789,0.25124078045720927,0.25167890899978296,0.2568071588558224,0.25845048456657654,0.2604792408469526],"n_dims_used":44,"mean_confidence":0.8835258483886719},"coverage":{"mean_confidence":0.8835258483886719,"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}}