{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000145","489:4890000186","489:4890000116","489:4890000217","489:4890000073","489:4890000187","489:4890000212","489:4890000437","470:4700001500","489:4890000390","481:4810005933","489:4890000297","489:4890000311","489:4890000057","489:4890000134","470:4700001958","489:4890001452","481:4810006133","489:4890000270","470:4700002441","481:4810004315","481:4810004525","485:4850004791","489:4890001315","485:4850004457"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,489,481,489,489,489,489,470,489,481,489,470,481,481,485,489,485],"twin_sims":[0.6189440163216834,0.5669321292437607,0.5629843470129537,0.5580578492321592,0.5365502009079796,0.520921541277297,0.5018492267746794,0.47603224812434225,0.4589642962212147,0.4456677790177071,0.4431300235991505,0.4408196388914856,0.437689222170156,0.42698999663075893,0.4243883977808117,0.4243819305000816,0.3994474986371266,0.39578943823482704,0.3911712411530564,0.3897737423493816,0.3856945591913587,0.3796334912157982,0.37566341785463536,0.3754279866039492,0.37440061289763626],"twin_dists":[0.1272160814539983,0.13836548766424803,0.13921472249268893,0.1402755873326019,0.1449244666060614,0.14832506187777802,0.15250777315630049,0.1582412497182615,0.1620865713879263,0.16511757241667407,0.16569989980484243,0.16623117254245143,0.16695274757303322,0.16943466559958778,0.17004198455227776,0.17004349620181966,0.17594738103347554,0.17682714841120786,0.17794320131606983,0.17828213469998755,0.17927473800067112,0.1807588792409918,0.1817372178052221,0.18179539270456527,0.18204946549595644],"n_dims_used":45,"mean_confidence":0.9145556131998698},"coverage":{"mean_confidence":0.9145556131998698,"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}}