{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001274","480:4800001272","480:4800001321","480:4800001395","480:4800002059","480:4800002057","480:4800001444","480:4800001610","480:4800001498","480:4800001279","480:4800001663","469:4690000340","480:4800001324","480:4800001506","480:4800001837","480:4800002111","496:4960009797","480:4800001331","480:4800002209","480:4800000763","480:4800001454","480:4800002486","468:4680006756","480:4800001608","469:4690001199"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,469,480,480,480,480,496,480,480,480,480,480,468,480,469],"twin_sims":[0.32375874703975266,0.22488191934806437,0.1802649519711212,0.17201912857369894,0.1499786172311385,0.14339308760779926,0.13633356107425837,0.09862140873487038,0.09146516971593055,0.08753080470924027,0.08642976412506939,0.084183749383695,0.08352721434482524,0.08272999209975267,0.08186966764570511,0.0810669927333271,0.08025862615816748,0.07942686119388033,0.0718690364710408,0.06932657300876792,0.06924291662794133,0.06784335600506682,0.06623925752359695,0.0649184565488977,0.06475425373245192],"twin_dists":[0.19505026378894894,0.22436206304822273,0.24041360666524797,0.2436764921097663,0.2529895372903661,0.2559658149455027,0.25927129476211663,0.2795451068162341,0.2840540631198549,0.28665300025956775,0.28739690331544115,0.28893809605676624,0.28939479337933854,0.28995322553186104,0.2905607060101965,0.29113210356838565,0.29171215139811923,0.29231389927524065,0.2980278369027746,0.30005936879576445,0.30012723489586207,0.30127263492611567,0.30260933785717264,0.30372993679661137,0.3038705486126921],"n_dims_used":43,"mean_confidence":0.9213189413381178},"coverage":{"mean_confidence":0.9213189413381178,"n_dims_used":43,"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}}