{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000694","480:4800000656","480:4800000690","480:4800001194","480:4800000612","480:4800000692","480:4800000345","480:4800000730","480:4800000804","480:4800001089","480:4800000799","480:4800000411","480:4800001045","480:4800000476","480:4800000723","480:4800000549","480:4800001086","480:4800000447","480:4800000645","480:4800000320","480:4800000622","480:4800000375","480:4800000541","480:4800000680","480:4800000514"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5655032062027083,0.5322761197092796,0.5074339601237838,0.5017182896642302,0.4695633891002338,0.45312700516743254,0.4309359266714063,0.4170827918779148,0.3805769531717896,0.37211456540257853,0.3668083948466344,0.34661712438982845,0.3457873273684608,0.3450475240167494,0.335820631790502,0.3066306099513299,0.2989567272218448,0.2956685490654145,0.2892022415396673,0.28785080054385215,0.28517540045910794,0.28219743697114336,0.27703489670381365,0.27440677742921177,0.2742310191179978],"twin_dists":[0.13867278837521052,0.1458523339143819,0.15127882685707425,0.15253663079427468,0.15969302479542452,0.16341315923365382,0.16851642501457229,0.1717558089871011,0.18052711451308617,0.1826160451271923,0.18393782575515588,0.1890585812249232,0.18927230267714557,0.18946307441305724,0.19186098227723566,0.19969540028174484,0.2018248229808402,0.20274702999183328,0.2045784175477092,0.20496424283182763,0.20573126011197798,0.20659012853552425,0.2080921485680002,0.20886334809712068,0.20891508397588404],"n_dims_used":43,"mean_confidence":0.9143995240677235},"coverage":{"mean_confidence":0.9143995240677235,"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}}