{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001562","480:4800001505","480:4800001507","480:4800001379","480:4800001725","480:4800002533","480:4800002020","480:4800002202","480:4800002302","480:4800002155","480:4800001960","477:4770003636","480:4800001394","480:4800002389","480:4800002544","480:4800002483","480:4800002532","480:4800001565","480:4800001838","496:4960009431","480:4800002435","480:4800001273","480:4800002306","480:4800001679","480:4800001675"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,477,480,480,480,480,480,480,480,496,480,480,480,480,480],"twin_sims":[0.5147399136569127,0.4566967129549714,0.44758004167548565,0.378181272451945,0.3058183161411342,0.2666619384949964,0.21463706855379414,0.17617850809728933,0.16147133749664416,0.1527698557742742,0.14654809937514549,0.14637016065163394,0.14619253484452926,0.14126944480948755,0.13810900461666348,0.13790262701994013,0.13545576296294676,0.13507945914808073,0.13419642744578428,0.13385684717012378,0.1297301915917906,0.12900965627962055,0.12659213180922324,0.12627633982983305,0.12625313823493628],"twin_dists":[0.14967644784060485,0.16260117306500219,0.16467960985707517,0.18111616734805364,0.19991932896032252,0.21116278238934186,0.22784047771286325,0.24201702455368027,0.24801794769539554,0.25175710933992546,0.2545275935079587,0.25460809394207473,0.2546885250515583,0.2569471633326243,0.25842817082108943,0.2585257576241794,0.2596911847143499,0.25987181249905006,0.26029715974813805,0.2604612916222977,0.26248134705710013,0.2628390121241576,0.2640501911070901,0.2642096933113193,0.26422142404187826],"n_dims_used":43,"mean_confidence":0.9188094915345658},"coverage":{"mean_confidence":0.9188094915345658,"n_dims_used":43,"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}}