{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002779","489:4890001789","489:4890002777","489:4890003108","489:4890002278","489:4890001957","489:4890001958","489:4890002121","489:4890002285","489:4890002446","477:4770000149","489:4890002130","489:4890002200","489:4890002692","489:4890002362","489:4890002524","489:4890002529","489:4890002867","489:4890002040","489:4890001691","489:4890002201","489:4890001790","489:4890002870","489:4890002525","489:4890001786"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8579642943311858,0.775889135861723,0.7669243957891301,0.7215438027385672,0.7210362652640477,0.7044649783995762,0.7022286930935218,0.67429108953124,0.6621490444017282,0.6364627042801999,0.6121096815261272,0.6096100157428613,0.5987129493389426,0.5895497856034458,0.5869674717446965,0.5774572022798636,0.5755698296906924,0.5730920043358986,0.5583636271107111,0.5574247275696941,0.542498991098876,0.5367871667676354,0.5335941549610346,0.5307276494023169,0.528698352404755],"twin_dists":[0.07188826702863207,0.09252053473461705,0.09461551232910655,0.1049273644912239,0.105040417786945,0.10870993594202732,0.10920215044638806,0.11530241735438539,0.11793069809982569,0.12345995517690658,0.12867983527653012,0.12921510888473814,0.13154856125484518,0.13351149201622903,0.1340649329255941,0.1361046144789137,0.13650972873257763,0.13704177298425246,0.14020970401145885,0.14041201701823625,0.1436354351660153,0.14487306667491032,0.14556603898831627,0.14618887023153143,0.14663022092311198],"n_dims_used":45,"mean_confidence":0.9196733262803819},"coverage":{"mean_confidence":0.9196733262803819,"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}}