{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004788","474:4740004400","474:4740004606","474:4740004477","478:4780007521","474:4740004475","474:4740004544","474:4740004607","474:4740004729","474:4740005575","478:4780007274","474:4740004142","478:4780006901","474:4740004543","474:4740004141","478:4780004562","478:4780006610","478:4780007027","474:4740004479","478:4780004799","474:4740005680","478:4780006303","478:4780005567","478:4780007266","478:4780006457"],"twin_admin_codes":[474,474,474,474,478,474,474,474,474,474,478,474,478,474,474,478,478,478,474,478,474,478,478,478,478],"twin_sims":[0.9064284582867116,0.8621447803579599,0.8359935667724188,0.8183585368358067,0.7971026977284352,0.789160538813965,0.7724213851146254,0.7709635980657076,0.7441151736520829,0.7304011256897133,0.7165227782358002,0.7153455983208351,0.7072966101484954,0.7066792180653962,0.6911004114148432,0.6895379406769533,0.6894570986096415,0.6825244940477071,0.6759114841636035,0.6719547017734651,0.671949600325226,0.6703374637919557,0.6662282738218143,0.6610892098698231,0.6601107231840622],"twin_dists":[0.05756917868784245,0.0707385842307704,0.07773709256487424,0.08223316342821965,0.0874648030837946,0.08937507164225342,0.0933336010873025,0.09367437590791265,0.09985303528910343,0.1029473713010849,0.1060439689235796,0.10630518325221325,0.1080857225284293,0.10822191557246084,0.11164223544999383,0.1119836780467327,0.11200133693777353,0.11351310499430392,0.11495075641544363,0.11580906631651752,0.11581017206969159,0.11615949982978702,0.1170489684495564,0.11815958960398312,0.11837084465981293],"n_dims_used":45,"mean_confidence":0.9242141723632813},"coverage":{"mean_confidence":0.9242141723632813,"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}}