{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007782","494:4940008798","490:4900000889","487:4870003671","494:4940008799","494:4940007990","494:4940008841","490:4900000693","496:4960007542","490:4900000194","490:4900001004","494:4940008132","494:4940007404","494:4940006940","494:4940008400","494:4940008534","494:4940008506","490:4900003707","490:4900001334","490:4900001192","494:4940007484","494:4940008738","494:4940005232","494:4940008330","496:4960008260"],"twin_admin_codes":[494,494,490,487,494,494,494,490,496,490,490,494,494,494,494,494,494,490,490,490,494,494,494,494,496],"twin_sims":[0.44875777270410616,0.4128925121963994,0.41018581647375757,0.34842941612490436,0.3445777650113712,0.34443186910912177,0.3250570422083919,0.31297118247294886,0.29582857897045894,0.29331891598217846,0.28326008741761793,0.26874152510058213,0.2597803510272543,0.25965129052700864,0.25889471129522384,0.2512992444378553,0.24217548280825882,0.23745148100101762,0.23733810014761744,0.23421759874769746,0.22723476933175427,0.22520167840330674,0.22319183027026235,0.21976002259041622,0.2158266915835682],"twin_dists":[0.16441022829935487,0.1727445885629112,0.17338560333157874,0.18859274648227148,0.18958432285518703,0.18962199756556303,0.1947038704248891,0.19795906821514433,0.2027020084953449,0.20340971982642203,0.20628302699865053,0.21054134432406058,0.21324100009792366,0.2132803036595404,0.21351095692081618,0.21585052589450082,0.21872133680291775,0.22023526961844167,0.22027184537395728,0.22128300738488665,0.22357820902036438,0.22425521627151587,0.2249284882283785,0.22608750800668814,0.22743092369861914],"n_dims_used":45,"mean_confidence":0.9193277994791667},"coverage":{"mean_confidence":0.9193277994791667,"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}}