{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001136","500:5000001593","500:5000001653","500:5000000921","485:4850006738","500:5000001654","500:5000002367","500:5000002033","500:5000001647","500:5000002397","500:5000001313","485:4850006884","477:4770001239","485:4850005711","485:4850007973","500:5000001921","500:5000001307","485:4850006893","485:4850007402","500:5000000671","500:5000002268","500:5000001192","500:5000001124","485:4850008087","485:4850008874"],"twin_admin_codes":[500,500,500,500,485,500,500,500,500,500,500,485,477,485,485,500,500,485,485,500,500,500,500,485,485],"twin_sims":[0.3928652238519614,0.31378948069527596,0.2820750251621424,0.277926727818914,0.25280745056217874,0.24471475418239974,0.23842339747660846,0.23393545918440348,0.23354219521754388,0.22943425677560456,0.22537261646585283,0.2109826670675482,0.19635207499982482,0.1902375357480865,0.18771089351409725,0.18536013730845033,0.18253702014453024,0.17147600308869157,0.16810436869955248,0.1669476610386411,0.16610578002998364,0.16566097519671844,0.16530494127964498,0.16094180409891395,0.144661068939647],"twin_dists":[0.17753311961417859,0.19773645206236187,0.20662554990587947,0.20783146470520275,0.21538242952669123,0.2179154587275163,0.219922203280541,0.2213748651064694,0.22150302350960108,0.22285029672569118,0.2241981390541492,0.2291082620250936,0.23433949678455138,0.23660563891953365,0.23755689648435363,0.2384500296639088,0.23953322304636535,0.24389529299516638,0.24526481438290362,0.24573920459601434,0.24608596910558653,0.24626969299867763,0.2464170073687039,0.2482412432780943,0.25538501008665476],"n_dims_used":45,"mean_confidence":0.9213406880696614},"coverage":{"mean_confidence":0.9213406880696614,"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}}