{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000511","477:4770000609","477:4770000445","477:4770000404","477:4770002200","477:4770000610","477:4770000714","477:4770000408","489:4890002605","477:4770001762","477:4770000455","477:4770002078","477:4770000164","489:4890003106","477:4770000618","477:4770000558","489:4890001877","477:4770000617","477:4770001651","499:4990001294","477:4770000567","500:5000001232","489:4890002690","477:4770001262","477:4770000389"],"twin_admin_codes":[477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,489,477,477,499,477,500,489,477,477],"twin_sims":[0.8902342057343381,0.8020175282726569,0.7929640587397868,0.7835162172313104,0.6515257070503929,0.6277003597433912,0.6240743370903803,0.6083304238746305,0.6052386166928321,0.6017511529387505,0.5975872082611856,0.5890985647224075,0.5746449566080375,0.5722977163389237,0.5629283038203832,0.5558836896503014,0.5483470378337988,0.5453618609297997,0.5371360646422504,0.5282431277298113,0.52172946952313,0.5115478502894674,0.508701350409954,0.5039467035879885,0.492106462434606],"twin_dists":[0.0626287847120521,0.0862712367361846,0.08846300033809473,0.09071963380145903,0.12022175153134136,0.12533962781371977,0.12611685932265362,0.1294891083755459,0.13015114879571943,0.13089792907761819,0.1317896585122537,0.1336081876259235,0.13670829324243072,0.13721237307972967,0.1392267837304319,0.1407441852733773,0.1423707459808941,0.1430160186359561,0.14479739583182033,0.1467292772930262,0.1481487200653386,0.15037582993496365,0.1510004338075078,0.15204578384095693,0.1546608518997621],"n_dims_used":45,"mean_confidence":0.9216310289171007},"coverage":{"mean_confidence":0.9216310289171007,"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}}