{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000362","489:4890000521","489:4890000632","489:4890000747","489:4890000637","489:4890000687","489:4890000633","489:4890000454","489:4890000578","489:4890001006","489:4890000595","470:4700004815","489:4890000762","489:4890000606","489:4890000882","489:4890000602","489:4890000704","470:4700004814","489:4890000746","470:4700005303","489:4890000552","472:4720002159","489:4890000401","489:4890000610","489:4890000495"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,470,489,470,489,472,489,489,489],"twin_sims":[0.8752756850949164,0.8543008205339603,0.8373620504753555,0.8315856301402764,0.827405874345259,0.8167679845732677,0.8023938553363202,0.7931051402527566,0.7764122632031879,0.7753048006464669,0.7467124615413109,0.7423833883700961,0.7401722708548873,0.7274390188914381,0.7224933269227906,0.7123593688667791,0.7111955082742216,0.7060878029490003,0.7037362967594296,0.6993079738385517,0.6980957247478616,0.6939224988643415,0.6934607518450259,0.693222022577737,0.690552498056365],"twin_dists":[0.06703747492009458,0.07288537212489225,0.07738138292369914,0.07887584659999419,0.07994614459640804,0.08263124995572459,0.08617946848955182,0.08842907319511455,0.09239757593272031,0.09265778510541214,0.0992627048375147,0.10024585452986026,0.10074649884397378,0.10361104741686146,0.10471574541065813,0.10696688007683955,0.10722441297645269,0.10835232913921697,0.10887039387213722,0.10984403653602615,0.1101101369586476,0.11102483662851172,0.11112591717049751,0.11117816747066339,0.11176200026179733],"n_dims_used":45,"mean_confidence":0.9147942437065972},"coverage":{"mean_confidence":0.9147942437065972,"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}}