{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000992","477:4770001054","477:4770001113","477:4770001112","477:4770000989","477:4770001524","477:4770001580","477:4770000991","477:4770001468","477:4770001051","477:4770001350","477:4770001111","477:4770001048","477:4770001347","477:4770000988","477:4770001459","477:4770001465","477:4770001107","477:4770001058","477:4770001284","477:4770001291","485:4850006969","477:4770000990","477:4770000926","477:4770001456"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,477,477,477],"twin_sims":[0.6389330955665616,0.5632322099736403,0.545258466695878,0.4695478592843492,0.38918717388590507,0.3507390181723083,0.34464462766012144,0.32941203131186747,0.303151486509274,0.2994550838344675,0.295160196501626,0.29478052299784513,0.2803688063411499,0.253679129905497,0.24291458566912372,0.23913736967405397,0.23502855432299868,0.2294834902051782,0.22111214667957987,0.22077812839049327,0.1926077104074731,0.19099491771384167,0.18842727256040573,0.18352509687934968,0.18057294853884404],"twin_dists":[0.12292955118540869,0.1391613809632066,0.14303837915022177,0.1596965180984121,0.17842456406637214,0.18800092382153322,0.18956705973719537,0.19354749448712058,0.20065693550604688,0.20168557364788336,0.2028901411336447,0.2029971215385803,0.20712023747930858,0.21511269988128795,0.2184862096038771,0.21969275320400566,0.2210193832471667,0.22283405599611272,0.22562942250902454,0.2257424096751469,0.2357212819056122,0.23632221372163004,0.2372862804793458,0.23915277627794582,0.24029380559446104],"n_dims_used":45,"mean_confidence":0.9210756089952257},"coverage":{"mean_confidence":0.9210756089952257,"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}}