{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010683","490:4900010429","490:4900010504","490:4900010854","490:4900010856","490:4900011389","490:4900010517","490:4900011095","490:4900010514","490:4900010251","490:4900011016","490:4900011381","490:4900010332","490:4900010334","490:4900010500","490:4900010430","490:4900010515","490:4900010859","490:4900010333","490:4900011910","490:4900011517","490:4900010061","490:4900010428","490:4900011912","490:4900010918"],"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":[0.37824062106924294,0.2698503655932548,0.23129517880532804,0.22865573379339502,0.21330223276951768,0.20886494961925203,0.19634513658544275,0.1899076649578263,0.1823567412790959,0.1780411585895115,0.1630936818900807,0.16109141236307425,0.14940151917595526,0.14379515564908982,0.13851782250508635,0.12552865228838975,0.12548532721409414,0.12182692894870308,0.11926349165960368,0.10961185736982046,0.10432294562586225,0.10359671357141234,0.10038866424367093,0.09943158459177441,0.09507797398901957],"twin_dists":[0.18110155282971502,0.2102112099066648,0.22223802237584195,0.22310741625081687,0.22830185305699283,0.2298497681053532,0.2343420402875512,0.2367293286241723,0.23960279389141198,0.24128292723765551,0.2473371218566194,0.24817810191812398,0.25324644778020766,0.25578123457342905,0.25823518031787523,0.26458854983035845,0.2646105552671795,0.2664899068239782,0.2678325585027888,0.27309548923450633,0.27613307081354266,0.2765594595402545,0.2784713736714356,0.27905101224913575,0.2817443106549914],"n_dims_used":45,"mean_confidence":0.8831941392686632},"coverage":{"mean_confidence":0.8831941392686632,"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}}