{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000083","474:4740001900","474:4740003091","487:4870011812","487:4870013035","474:4740000496","487:4870003880","487:4870011110","487:4870013298","474:4740000145","487:4870012821","487:4870006942","474:4740000279","466:4660014269","487:4870007536","487:4870007395","487:4870004027","474:4740002728","474:4740000587","478:4780001256","487:4870011819","474:4740000661","487:4870011818","474:4740000771","474:4740001802"],"twin_admin_codes":[474,474,474,487,487,474,487,487,487,474,487,487,474,466,487,487,487,474,474,478,487,474,487,474,474],"twin_sims":[0.4888248268089681,0.4742670471763049,0.4208784155965127,0.3779407574391309,0.3706545967141407,0.35995155017897984,0.35441648834255096,0.3478398760176863,0.33357718054078445,0.32676743198205915,0.32359161245596696,0.32055800381315697,0.31598107251386587,0.31348985455665507,0.31212161767834945,0.2991048952267628,0.29274085598182753,0.2912588054238109,0.2908460240899726,0.28915929045648175,0.2813847946061756,0.2803477847483858,0.2773352955911926,0.2770676021630171,0.27690405231205634],"twin_dists":[0.15538884918019039,0.15863675276750355,0.17086382379134163,0.1811754052631251,0.1829787871509473,0.18566018710274307,0.18706277693113965,0.18874414256461902,0.19244936455133355,0.1942486974532594,0.195094912444108,0.19590756365587697,0.1971418540101761,0.19781792628723702,0.19819054142240192,0.20178340812286397,0.20357323671287253,0.2039933442503778,0.2041105788580207,0.2045906631344067,0.20682545095918142,0.2071263436784366,0.20800428432284168,0.20808257966566449,0.2081304376768172],"n_dims_used":42,"mean_confidence":0.916129884265718},"coverage":{"mean_confidence":0.916129884265718,"n_dims_used":42,"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}}