{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002791","480:4800002929","480:4800002828","480:4800002626","480:4800002974","480:4800002867","480:4800002877","480:4800002841","480:4800002927","480:4800002832","480:4800002883","480:4800003041","480:4800002733","480:4800002960","480:4800002930","480:4800002581","480:4800002783","480:4800003270","480:4800003647","480:4800002879","480:4800003272","480:4800002627","480:4800002965","480:4800003672","480:4800002731"],"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":[0.7064908990461709,0.5360974507783438,0.5169153552355903,0.4437121613731146,0.3973217768791132,0.37301306035337956,0.3450614319617882,0.3398185640945032,0.33916084942639996,0.3120212652635712,0.3097245406789729,0.29945032201240296,0.29918226102411516,0.2926234354465594,0.2901885144506804,0.2898667671199366,0.28928615027127574,0.2621061046049585,0.25682452326678484,0.2556277424173388,0.24986440039749735,0.24895254473594466,0.2460140249785673,0.24371232014962319,0.24129611030142364],"twin_dists":[0.10826344719390835,0.14502268444191066,0.14920042384789914,0.16556620633940233,0.1764581680090654,0.18239315591071015,0.18945948599922025,0.19081770661838376,0.19098888358251587,0.1982179072502127,0.19884559801889487,0.2016869035398153,0.2017617881656467,0.20360647505766988,0.20429752378926003,0.20438909582646922,0.20455449784522164,0.21253481712931935,0.21414426161006836,0.21451184905332255,0.21629751965008456,0.21658244138890898,0.2175052000114756,0.21823294874538993,0.21900169334018244],"n_dims_used":43,"mean_confidence":0.922338796216388},"coverage":{"mean_confidence":0.922338796216388,"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}}