{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001783","491:4910001782","491:4910001840","491:4910001486","491:4910002039","491:4910000972","491:4910002347","491:4910001478","491:4910001602","491:4910002053","491:4910001601","491:4910001476","491:4910001951","491:4910001891","491:4910001660","491:4910001836","491:4910001781","491:4910001418","491:4910002193","491:4910002089","491:4910001157","492:4920000656","491:4910001851","491:4910000965","491:4910002348"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491],"twin_sims":[0.6443626131659851,0.5541162680005653,0.5350546116415889,0.46436468435992817,0.4436334520870179,0.439080218576534,0.41480000424980273,0.4137662877944414,0.378133917182225,0.37697639614535966,0.3249140653295,0.3092388016126661,0.3079738578370528,0.30429347893791275,0.29106608199578693,0.29046378480350776,0.2871786234942429,0.2623673391386979,0.26160845023590323,0.2584701635512635,0.2576398556185669,0.25624992431005633,0.25503576798655536,0.2547890923687494,0.2524194478833436],"twin_dists":[0.12176294539924953,0.14112531881237256,0.14524897653314336,0.16086464732915093,0.16558427872381493,0.16663186758058643,0.172293943555779,0.17253804734881192,0.1811278293196455,0.18141310809476482,0.1947419798476463,0.19897869082518352,0.19932585062605973,0.20034061834112804,0.20404806759315836,0.20421922750789326,0.2051565474473899,0.21245574279931997,0.21268559128025047,0.21364057196529493,0.21389445475066585,0.21432061226966737,0.21469407503257198,0.21477008770538106,0.21550268214475063],"n_dims_used":44,"mean_confidence":0.8961949781938032},"coverage":{"mean_confidence":0.8961949781938032,"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}}