{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002280","492:4920002451","492:4920002024","492:4920001619","492:4920000607","492:4920002030","492:4920000360","492:4920001760","492:4920003938","495:4950001015","492:4920000662","665:6650003225","492:4920003106","495:4950000963","491:4910003090","480:4800003755","492:4920001522","495:4950002174","665:6650004508","492:4920003777","492:4920000337","492:4920002829","492:4920002635","492:4920002171","492:4920003256"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,495,492,665,492,495,491,480,492,495,665,492,492,492,492,492,492],"twin_sims":[0.06530706371663411,0.06082298132423291,0.020127056922656712,0.01934060645232643,0.017778892494563277,0.01460090891783333,0.013439523548233802,0.011401680642124318,0.01085009953238728,0.008973450314187911,0.007741948672755749,0.007345195731061427,0.006951853339758694,0.006582467219750949,0.006529415364007422,0.006447242679997202,0.005087703030847368,0.004181263348973514,0.004034893163612402,0.0036905758035065787,0.00367472218192017,0.00342245702794525,0.0033788913543759047,0.002844236300263805,0.002558724996851422],"twin_dists":[0.3033983148717258,0.30732747316531356,0.362984217964031,0.3648316718313886,0.368703735003165,0.3776053088817641,0.3812897036155936,0.3884960140922242,0.39064298588353763,0.3987584597787357,0.40495447682978086,0.40713979405013356,0.4094136190762342,0.41165687704158,0.4119883174177368,0.412506508775859,0.42207924878829384,0.4298489180725315,0.4312449233820554,0.4347197200810118,0.434886722888051,0.43763642227708277,0.43812990822539183,0.44471196622689146,0.44870634294311024],"n_dims_used":45,"mean_confidence":0.9328747219509549},"coverage":{"mean_confidence":0.9328747219509549,"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}}