{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000225","494:4940000271","494:4940000187","494:4940000226","494:4940000186","493:4930004192","494:4940000149","494:4940000227","494:4940000185","493:4930004033","494:4940000609","494:4940000549","480:4800005635","480:4800005551","494:4940000114","493:4930000597","480:4800005783","494:4940000780","494:4940000268","480:4800005633","494:4940000316","493:4930004347","493:4930002506","494:4940000837","494:4940000224"],"twin_admin_codes":[494,494,494,494,494,493,494,494,494,493,494,494,480,480,494,493,480,494,494,480,494,493,493,494,494],"twin_sims":[0.6876363748951217,0.6029761869650888,0.5046720137693221,0.4785031165605963,0.42778075974234997,0.41785082377867305,0.3636369377462971,0.31553921236334953,0.3121657733128932,0.2680364107704826,0.248171336411932,0.23637055560721232,0.23456210667278024,0.2300443503369884,0.22796313707503307,0.22560914811905883,0.2126491907420844,0.2089051552780549,0.20236597994718505,0.19024509867282322,0.189789654307556,0.18691874367786562,0.17732578380286132,0.1709807507525689,0.1709586800512866],"twin_dists":[0.11239886274341511,0.13063560398309312,0.151886148818659,0.15768843981923564,0.1692503727260103,0.17157504068028423,0.18473241640666085,0.19726154587560063,0.1981785018926939,0.21075171660338463,0.2168270725835792,0.22058443236812803,0.22117094235777737,0.2226492060835412,0.2233366441851948,0.2241192071706451,0.22852828324952282,0.22983564283438376,0.23215786179976497,0.23660280485237975,0.2367736148517005,0.23785697968432165,0.24156421782905552,0.24409524114307385,0.24410416140052646],"n_dims_used":45,"mean_confidence":0.9280622694227431},"coverage":{"mean_confidence":0.9280622694227431,"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}}