{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003920","470:4700004431","470:4700004276","470:4700004948","472:4720008253","470:4700003759","470:4700005510","470:4700004270","470:4700004428","470:4700004094","469:4690002827","469:4690003592","469:4690008596","470:4700002549","470:4700004960","499:4990000713","480:4800002341","470:4700004966","469:4690003716","470:4700004778","480:4800002342","470:4700003919","469:4690002392","470:4700004269","478:4780009738"],"twin_admin_codes":[470,470,470,470,472,470,470,470,470,470,469,469,469,470,470,499,480,470,469,470,480,470,469,470,478],"twin_sims":[0.6481402436734685,0.37600864086093333,0.29450542204087166,0.25475890416603475,0.25333684013277147,0.22449730539221302,0.22000125588728098,0.21984390825189373,0.21265985210942362,0.21030627787490785,0.20437791954066525,0.19972352789070813,0.19274856559440434,0.19143640499034834,0.1887031777302551,0.1751204565508073,0.17223530431711656,0.17210771011696502,0.16988786482311857,0.16858090133004508,0.1676932992716462,0.1671862435499953,0.16680462341160548,0.165070756950339,0.16492717830532233],"twin_dists":[0.12095048335711299,0.18165194568426765,0.20307468744878726,0.21477939335389537,0.2152185465397821,0.22449071486404762,0.22600564266752068,0.2260590336027357,0.2285245828421499,0.2293445436880015,0.23143797271292899,0.23311086519768484,0.23566896554584627,0.23615736348615415,0.23718224808629365,0.24243648097804335,0.24358954222288895,0.24364085351916984,0.2445379457379702,0.24507006157988656,0.24543313261556063,0.24564116353197418,0.2457980316820671,0.24651402961575944,0.24657356323205332],"n_dims_used":43,"mean_confidence":0.9136929179346839},"coverage":{"mean_confidence":0.9136929179346839,"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}}