{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000291","487:4870001255","466:4660009679","487:4870000288","466:4660012424","487:4870002278","466:4660012851","466:4660013309","466:4660010997","466:4660011972","487:4870001175","466:4660010174","487:4870000531","466:4660010172","487:4870001256","466:4660009509","466:4660013212","466:4660009677","466:4660012121","487:4870000289","487:4870001275","487:4870000238","487:4870004370","487:4870000293","466:4660008024"],"twin_admin_codes":[487,487,466,487,466,487,466,466,466,466,487,466,487,466,487,466,466,466,466,487,487,487,487,487,466],"twin_sims":[0.39415030554587877,0.32880942306673044,0.2947293552778721,0.28904343418866585,0.2816602982369403,0.26699413255818566,0.26241207713454756,0.25950572992125615,0.24735701237112595,0.2403601493511763,0.23885064890475544,0.22785612362685145,0.22290059655697156,0.20518951319496195,0.20378422019914377,0.2008228639181262,0.1945583799743903,0.19184956830222086,0.18596777385231136,0.1853653365331048,0.17843500768127818,0.17534120741454085,0.16226799228333452,0.16004561857315566,0.1525503299725435],"twin_dists":[0.17722257347738135,0.19370699951390702,0.20301154526109672,0.20462369980104797,0.20674562544790107,0.21106331216860896,0.21244220578828016,0.2133246468489784,0.21708259999437504,0.21930081977190916,0.2197848433449373,0.22337210338413652,0.22502638211817033,0.231148952560787,0.2316498958797373,0.23271334027738344,0.23499911973920273,0.23600332939650379,0.23821840864665236,0.2384480455423847,0.24112840545547418,0.24234881719804685,0.24768301040041907,0.24862036902371057,0.2518534352226742],"n_dims_used":43,"mean_confidence":0.9093545425769894},"coverage":{"mean_confidence":0.9093545425769894,"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}}