{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009023","490:4900008911","490:4900009018","490:4900008256","490:4900008909","490:4900008244","490:4900008137","490:4900008799","490:4900008355","490:4900008685","490:4900008910","490:4900008255","490:4900008815","490:4900008468","490:4900009327","490:4900008573","490:4900008695","490:4900007915","490:4900008038","490:4900007917","490:4900007802","490:4900008242","490:4900009210","490:4900008923","490:4900009130"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04081077695373893,0.03527202068736645,0.026494599286343835,0.018476880268513993,0.016487234322705876,0.014109080565701083,0.010311979952669727,0.0073703510234534855,0.004913407106360202,0.004742274483486218,0.0021373450754277397,0.0020011436181363957,0.0019703967899983533,0.001382084382385564,0.0013087671111768559,0.0012811184462577852,0.0008209276615396838,0.0006642731759013329,0.0005727750967574152,0.0004929623191250528,0.0004835951845560074,0.0004072801625345032,0.0002529461830427791,0.00023243822597612772,0.00020490683650792183],"twin_dists":[0.32849820801857266,0.3359039977467769,0.3499780980137433,0.3669378365248883,0.3721382900026558,0.3791328224685681,0.39283324724759394,0.4069981288796606,0.4234700074333781,0.4248797120239562,0.45542043491816014,0.4578526606211769,0.4584227351935981,0.4712909652601991,0.4732377439787002,0.4739981746346701,0.4895794662025257,0.49682099810631514,0.5018272687416101,0.5068459923248486,0.5074840363683686,0.5131606832774712,0.5285854555675072,0.5312767022097931,0.5352642757787285],"n_dims_used":45,"mean_confidence":0.8895514594184027},"coverage":{"mean_confidence":0.8895514594184027,"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}}