{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005517","493:4930005874","493:4930005404","493:4930005707","493:4930004328","493:4930005165","493:4930005945","496:4960003029","493:4930004908","493:4930004471","493:4930004176","493:4930005620","496:4960002076","496:4960002889","496:4960002473","496:4960000837","496:4960000919","493:4930004470","493:4930005790","496:4960000910","496:4960000689","493:4930005789","493:4930005512","493:4930003850","493:4930004888"],"twin_admin_codes":[493,493,493,493,493,493,493,496,493,493,493,493,496,496,496,496,496,493,493,496,496,493,493,493,493],"twin_sims":[0.880193151374666,0.8304027588835081,0.6739076863199571,0.6490201728788326,0.6307808374865929,0.623386901911514,0.6163649142955683,0.6143894871183154,0.6097113721922582,0.6048047072911336,0.5965166748581945,0.5875955062207195,0.5688287398074927,0.5683485642148651,0.5570029532936155,0.5401769270516802,0.5387595113053005,0.5385911084815153,0.5338485028309522,0.5307672403318747,0.5211548563781999,0.5152264277799113,0.5132715914596218,0.5069856794587272,0.4982253885515842],"twin_dists":[0.06561269006055702,0.07917966048471209,0.11538559076178924,0.12076113380982699,0.12467907522775347,0.12626417728411254,0.12776852422473256,0.12819160701425505,0.1291934051705055,0.13024406101887662,0.13201894420632432,0.13393031967815855,0.13795774895517282,0.13806096354268999,0.14050291643051496,0.1441382787870177,0.14444541960116056,0.14448192115482922,0.14551080790259188,0.14618026318889607,0.14827413101713466,0.14956994744826904,0.14999802235451995,0.15137733917649757,0.15330721562325733],"n_dims_used":45,"mean_confidence":0.9310273064507378},"coverage":{"mean_confidence":0.9310273064507378,"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}}