{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001727","480:4800002532","480:4800002485","480:4800002399","480:4800002202","480:4800002544","480:4800001897","480:4800002016","480:4800001672","480:4800002533","480:4800001273","480:4800002120","480:4800001504","480:4800002306","480:4800002294","480:4800002435","496:4960009707","480:4800001675","480:4800002483","480:4800001689","480:4800001522","480:4800002484","480:4800002389","496:4960010384","480:4800002155"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,480,480,480,496,480],"twin_sims":[0.5552610670374254,0.4839245220608187,0.4650786294791764,0.430633850407481,0.42334555884359065,0.41559242313271627,0.3939878581404549,0.348048897611418,0.33093791444945914,0.31525229288562334,0.31071803784824176,0.304138643177577,0.3004664343956641,0.28871498574502097,0.2799772092695795,0.278472952005166,0.27772795116531324,0.2727979087154051,0.2524074621836943,0.2523151913570531,0.2501418838752642,0.24186634223772308,0.24064097565679785,0.23901729780134745,0.2362373940034102],"twin_dists":[0.14087842913966883,0.15647869063597725,0.16070348011695298,0.16858659820130187,0.1702858599992426,0.1721069980964564,0.17726180372158573,0.1886904496078951,0.19314432226511694,0.19733931798481116,0.19857375130551932,0.2003834654363756,0.20140340129770187,0.20471740060185983,0.2072340314060237,0.2076720541141809,0.20788952325058055,0.2093376934207791,0.2155063987133787,0.21553501414523804,0.21621094818253048,0.21881981995636887,0.21921099044759468,0.2197313096275393,0.2206275185908646],"n_dims_used":43,"mean_confidence":0.9207066380700399},"coverage":{"mean_confidence":0.9207066380700399,"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}}