{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003685","480:4800003620","492:4920002223","480:4800003020","480:4800004309","492:4920003647","480:4800005161","487:4870009971","492:4920002737","480:4800003243","480:4800003910","492:4920001548","492:4920002635","487:4870009973","492:4920002928","491:4910004477","492:4920003839","492:4920002968","487:4870009320","492:4920003061","487:4870009983","487:4870008464","487:4870008465","480:4800003189","665:6650004190"],"twin_admin_codes":[480,480,492,480,480,492,480,487,492,480,480,492,492,487,492,491,492,492,487,492,487,487,487,480,665],"twin_sims":[0.036757685983335224,0.03541001882163932,0.023231794220064782,0.008937642444952144,0.008302466648563229,0.007776606397627655,0.006884879701626499,0.00646539186693581,0.006159417921258363,0.005288174023868496,0.005250110896320287,0.004866628438829681,0.00465635703609447,0.00462026124790378,0.004571442870026723,0.004438525828557586,0.00434835092268939,0.00416168755516016,0.0039506267059457355,0.003932719551449113,0.0038950866522624644,0.003871010440552109,0.00336773094184791,0.003186590293308771,0.0028672559515646747],"twin_dists":[0.3338258378164553,0.33570786323426066,0.3562556140858848,0.3989275555238523,0.40203245397773685,0.4047683878003436,0.40981225620254963,0.41239154791606747,0.41436975703079887,0.4205319962410926,0.4208216409034622,0.4238508719391768,0.4256049324828081,0.42591323906590284,0.42633370771732154,0.42749950631988753,0.4283085979315653,0.4300330246674659,0.43206964291164685,0.4322469603926403,0.43262200966379927,0.43286368621683025,0.43825726026950446,0.4403800005914453,0.4444061223866761],"n_dims_used":43,"mean_confidence":0.9084994293922601},"coverage":{"mean_confidence":0.9084994293922601,"n_dims_used":43,"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}}