{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001348","474:4740003223","474:4740001956","474:4740001139","474:4740003229","474:4740001557","474:4740002669","474:4740001853","474:4740003236","474:4740001448","474:4740003224","474:4740002376","474:4740002373","474:4740001126","474:4740001438","474:4740001554","474:4740002784","474:4740001346","474:4740003222","474:4740001854","474:4740001127","487:4870007380","474:4740002050","474:4740001338","474:4740002863"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474],"twin_sims":[0.5282526361376687,0.49281312601861516,0.4801692456354848,0.44255368322498095,0.41963330344276684,0.4191742596519067,0.409101002075698,0.40449327633800786,0.3926932453594837,0.3899653274518926,0.3886197694307312,0.3820913210342407,0.3776674884139534,0.3617715134443538,0.3380905208535913,0.33582367271492414,0.3327275981816803,0.32114960351950983,0.3158112918816292,0.3150754927513494,0.31503029934672555,0.3134292783589916,0.3042919668170213,0.29935384529112563,0.295581450818534],"twin_dists":[0.14672720808566872,0.1545042744573003,0.1573161941840228,0.16583232858567518,0.17115605147543345,0.17126388168979012,0.17364303507282686,0.1747398522617035,0.17757471479908293,0.1782356361992639,0.17856243613285022,0.1801556831873689,0.18124273260937263,0.18520142370350318,0.1912678295906258,0.19186018619448192,0.1926727433890805,0.1957487479537687,0.1971878332718634,0.19738726123391703,0.19739951886852283,0.1978344035262953,0.20034103672330578,0.2017138504331561,0.2027715395340915],"n_dims_used":45,"mean_confidence":0.9199664645724827},"coverage":{"mean_confidence":0.9199664645724827,"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}}