{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002498","499:4990001090","470:4700002071","470:4700000458","466:4660009583","488:4880005122","470:4700000777","487:4870006803","496:4960012307","493:4930006510","466:4660009921","477:4770003849","466:4660013856","470:4700002562","469:4690004227","466:4660009255","488:4880004443","470:4700000685","469:4690002041","470:4700003230","496:4960012595","470:4700001758","469:4690005748","496:4960000125","466:4660009234"],"twin_admin_codes":[481,499,470,470,466,488,470,487,496,493,466,477,466,470,469,466,488,470,469,470,496,470,469,496,466],"twin_sims":[0.5777620933879405,0.5241321004490237,0.47810533991953097,0.46082383232610324,0.4205004244540354,0.3990442234529805,0.3715237596394911,0.36687515516911134,0.36199174490943875,0.35314168116250244,0.34588646954437957,0.33702018329824984,0.3347619533426214,0.3221652331643863,0.31714978526806087,0.3168551730269954,0.3140315447558895,0.3080738270677205,0.3066820150400532,0.3025721246334773,0.2991059852121748,0.2987512561938862,0.2923102537105503,0.29002151102510787,0.28330357006225737],"twin_dists":[0.13603918257188655,0.14762468278101432,0.1577773723125798,0.16166525061796674,0.17095249955795344,0.17604418798386687,0.18276275096419756,0.18392113653716427,0.18514598906530402,0.1873874127600849,0.18924675349155715,0.19154725427929972,0.1921383713522358,0.19547648221707936,0.19682572671607593,0.1969053547785414,0.19767066239595743,0.19929838458857388,0.19968124073886667,0.2008176759414323,0.20178310350249457,0.20188227467671774,0.20369516642628938,0.2043450468319434,0.20627047552718522],"n_dims_used":43,"mean_confidence":0.8967794373978016},"coverage":{"mean_confidence":0.8967794373978016,"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}}