{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011111","490:4900011724","490:4900011792","490:4900011040","490:4900009269","490:4900011029","490:4900011541","490:4900011027","490:4900011857","490:4900011034","490:4900011660","490:4900011408","490:4900011117","490:4900011409","490:4900011186","490:4900010865","490:4900010364","490:4900011336","490:4900011530","490:4900004657","490:4900011920","490:4900011994","490:4900007705","490:4900011741","490:4900010949"],"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":[0.2636307220161297,0.20027239736435717,0.18493854461333442,0.17210831829888532,0.16137365268698894,0.14974606901840937,0.13407215232964306,0.1337867413696515,0.12949145465031148,0.1209918311305146,0.119926812263491,0.10651783836123975,0.10469550632334262,0.09165106415234614,0.08927462991365846,0.08440620605704793,0.0839699273236533,0.07685713125833199,0.07638256997898366,0.0695326933591326,0.0656004469742525,0.06057522794991077,0.05774581706738272,0.05582410730837262,0.0557200844166947],"twin_dists":[0.21207401725609246,0.23291220354184067,0.23861104780096262,0.24364060887762537,0.24805909975219922,0.2530929745324187,0.26035719033387916,0.2604952153317437,0.2625996865860433,0.26692491701068893,0.2674830330387691,0.27485828487008096,0.2759152278789665,0.2839334738763132,0.28548988003089654,0.28878399603398464,0.28908652128468854,0.294205534562735,0.2945604193533218,0.2998924375467456,0.3031490193515201,0.30755141024256133,0.3101637894605281,0.31199893119289657,0.31209974882824054],"n_dims_used":45,"mean_confidence":0.9186812506781684},"coverage":{"mean_confidence":0.9186812506781684,"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}}