{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":466,"cluster_id":4660003255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011197","466:4660003024","487:4870005419","466:4660007640","466:4660014102","466:4660003202","466:4660001620","487:4870004830","466:4660012316","466:4660004351","488:4880000655","466:4660003291","466:4660010243","494:4940007799","466:4660006390","466:4660013438","487:4870005700","466:4660012030","466:4660013982","469:4690001612","466:4660008038","493:4930005904","469:4690005660","487:4870006223","466:4660003999"],"twin_admin_codes":[466,466,487,466,466,466,466,487,466,466,488,466,466,494,466,466,487,466,466,469,466,493,469,487,466],"twin_sims":[0.42995343345456677,0.40352995993901464,0.29306744401685875,0.1789321900054745,0.159472906067127,0.15358788072427146,0.14452962454145274,0.14183354875694273,0.1277374432123791,0.11717757301673946,0.1111951701824721,0.10527178065228912,0.0999833010916441,0.09304913751374402,0.09289275560316754,0.08449672299713036,0.0837893782383468,0.08231448422470287,0.07964950032668555,0.07609625599587434,0.074164180955645,0.07061050300954455,0.06869270677866031,0.0674329098279888,0.06335924567215463],"twin_dists":[0.1687447343993762,0.17496986150925065,0.2034808306686693,0.24093368751141714,0.24886346054100628,0.2513990593943453,0.2554450429479846,0.25668542317083654,0.2634742278609964,0.2689414828158706,0.2722082709786261,0.27557945541231127,0.2787163443197976,0.28303268828757866,0.2831329127125984,0.28872138593758445,0.28921208506385115,0.2902459841802793,0.2921523353509435,0.29477538961398203,0.2962433344054912,0.2990260372634386,0.3005752601239131,0.301612189256014,0.30507704701642263],"n_dims_used":45,"mean_confidence":0.9108901129828559},"coverage":{"mean_confidence":0.9108901129828559,"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}}