{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001376","489:4890001378","489:4890001608","489:4890001311","489:4890001451","489:4890001454","466:4660009274","489:4890001455","489:4890001595","489:4890001312","489:4890001613","489:4890001468","466:4660009448","489:4890001619","489:4890001313","489:4890001380","489:4890001530","466:4660009276","466:4660009956","485:4850005390","489:4890001452","489:4890001310","489:4890001618","489:4890000437","489:4890001532"],"twin_admin_codes":[489,489,489,489,489,489,466,489,489,489,489,489,466,489,489,489,489,466,466,485,489,489,489,489,489],"twin_sims":[0.7399920641419336,0.5948082162102096,0.5697237415637785,0.5633002265747289,0.5584256291165394,0.5174742650822368,0.4735648299863989,0.46244017355686884,0.441040137744587,0.43949927432696023,0.4279177993493817,0.4078130177083287,0.40483743107371123,0.40231591151077944,0.3973379673700204,0.3963885180817267,0.39091249286797325,0.38420120792405704,0.37723712580560365,0.3640945219132345,0.36014514022220373,0.3547653777056118,0.3476992413692767,0.32669588416915446,0.3144388606092218],"twin_dists":[0.10078725759949478,0.1323848880887638,0.13776539311016858,0.13914674393116555,0.14019634559996846,0.14907820358969986,0.15879422304933768,0.16129952100944586,0.16618042227567503,0.16653527666278645,0.16921844894509203,0.17394907097704074,0.17465773857807834,0.1752600891389852,0.17645427290092872,0.17668281460477828,0.17800591235708926,0.17963936409761153,0.18134881236458142,0.18461755622238382,0.18561133218788756,0.1869740361029574,0.1887802780099823,0.19426771145239177,0.19756002458628424],"n_dims_used":45,"mean_confidence":0.9193517049153646},"coverage":{"mean_confidence":0.9193517049153646,"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}}