{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006885","485:4850008695","489:4890002712","489:4890001181","470:4700009020","478:4780006695","500:5000001998","500:5000001077","485:4850007495","470:4700008984","474:4740004317","500:5000002188","485:4850003274","470:4700004919","485:4850008826","489:4890002800","479:4790000147","485:4850000320","500:5000001151","469:4690000123","472:4720002136","485:4850008282","485:4850007361","499:4990003030","466:4660014257"],"twin_admin_codes":[473,485,489,489,470,478,500,500,485,470,474,500,485,470,485,489,479,485,500,469,472,485,485,499,466],"twin_sims":[0.05043909429043546,0.04771365117846801,0.03507652670909025,0.03115085553120985,0.02895371492535656,0.025239167778002197,0.02341056246706028,0.01986981676222712,0.018397379035394856,0.017983244050029334,0.017362843048734485,0.016878842609014517,0.016717119175795304,0.01563962271685161,0.015592214243723142,0.015189716066661292,0.015143316875023113,0.014995950074869254,0.014653540726985685,0.014459146271267495,0.01436539910257283,0.01363346403255243,0.01318268193799369,0.0129605811540466,0.012448127794219391],"twin_dists":[0.3174356035197298,0.32037368050570325,0.3361829703643364,0.34208622265422983,0.34567391008111586,0.3523099265600948,0.3558924947457488,0.3635814615819751,0.3671359979750556,0.36818053514779364,0.3697854319122968,0.3710727685719001,0.37151014156412476,0.37452287918431476,0.3746595824390378,0.37583516422144364,0.37597244062269786,0.3764109096658314,0.3774445448494485,0.37804087893261246,0.378330993501567,0.38065536121114013,0.38214235620886,0.3828916078689934,0.3846646868761133],"n_dims_used":45,"mean_confidence":0.9185570610894097},"coverage":{"mean_confidence":0.9185570610894097,"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}}