{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001791","490:4900003685","490:4900001393","490:4900002098","490:4900001792","494:4940008954","490:4900008086","490:4900006368","490:4900003017","494:4940007529","490:4900007964","490:4900008076","490:4900007133","490:4900007001","490:4900010642","466:4660004384","490:4900001389","490:4900011349","490:4900010726","494:4940009008","466:4660004388","490:4900010727","494:4940008931","466:4660004385","490:4900010808"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,466,490,490,490,494,466,490,494,466,490],"twin_sims":[0.39877423442068016,0.04244064263716103,0.03382913187020575,0.03214726560511464,0.029538650928099205,0.02596034880633469,0.024625673775787824,0.024055302445069617,0.023787666730408868,0.02136260184290219,0.02079987952127323,0.016216147488784784,0.015693475303143908,0.014092500208498906,0.013382222837616706,0.012855221553173035,0.012697997823115984,0.012545001969687984,0.011776981335664119,0.011650737478449526,0.011387547488071659,0.011293603509861147,0.010987063395305467,0.010419841326811747,0.009185315530428381],"twin_dists":[0.1761090242637734,0.32648125555041113,0.3379948515916101,0.3405302064565804,0.3446965623288537,0.35095849603634616,0.35348608620669564,0.3546025338262039,0.35513432459823285,0.36020512693988377,0.36145299867253383,0.3728889810240971,0.3743680357563908,0.3791851315176807,0.38147867177012046,0.3832510168730203,0.3837922268414298,0.3843246101286597,0.38708734767229724,0.38755669025310685,0.38854986221356197,0.3889093105123705,0.3901009668576351,0.3923862045088306,0.3977701357558641],"n_dims_used":45,"mean_confidence":0.9184764438205295},"coverage":{"mean_confidence":0.9184764438205295,"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}}