{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004955","490:4900007369","490:4900005762","490:4900004676","490:4900004954","490:4900001673","490:4900004271","490:4900005242","494:4940008413","490:4900007368","466:4660003701","466:4660003650","466:4660004778","490:4900001965","490:4900004820","490:4900004272","490:4900005640","490:4900001141","466:4660004055","490:4900005511","494:4940008505","466:4660004122","490:4900005771","466:4660003762","494:4940008412"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,466,466,466,490,490,490,490,490,466,490,494,466,490,466,494],"twin_sims":[0.631267243902194,0.46852612164339713,0.4622451142919392,0.45597582068266324,0.3863899000011521,0.36651848494960587,0.3572547549010576,0.3158302642711358,0.3019236788713191,0.2888763560492666,0.2875752436595987,0.2796727751712983,0.27942970076346785,0.2712571776092365,0.263941797037277,0.24716808969511206,0.24470278303739829,0.24395002275874958,0.230714759039681,0.23046569756828836,0.22744909156509524,0.2088613976841094,0.20740049362959967,0.20627665363730302,0.20519381841895212],"twin_dists":[0.12457475001797905,0.1599264356878783,0.16134363312341127,0.16276496435805662,0.1791051882976902,0.18401031716203056,0.1863421612776913,0.1971826945564185,0.20099779578502006,0.20467135642358983,0.20504304495003717,0.2073225634918044,0.2073932936924995,0.20979356526390464,0.21198020289649722,0.21714195933511538,0.21791924526307005,0.21815758766394802,0.2224286405112573,0.2225105327486665,0.22350707538124104,0.22985101607952618,0.230365536094338,0.23076302927156023,0.23114742149717407],"n_dims_used":45,"mean_confidence":0.9204896714952256},"coverage":{"mean_confidence":0.9204896714952256,"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}}