{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000448","485:4850000261","485:4850000290","485:4850000451","485:4850000427","485:4850000131","485:4850000141","485:4850000260","485:4850000273","485:4850000387","485:4850000711","485:4850000157","485:4850000137","485:4850000655","485:4850000384","485:4850000860","485:4850000447","485:4850000665","485:4850000901","485:4850000343","485:4850000194","485:4850002299","499:4990002797","485:4850001967","485:4850000894"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,499,485,485],"twin_sims":[0.9245467732856627,0.8966243471297949,0.8805823237466636,0.8764656115656161,0.8605511085747658,0.8590098504645577,0.8530438006620901,0.8427904459063086,0.8415482482348121,0.8357318176030918,0.8242708324038166,0.8198296864337735,0.8101495560108966,0.8024613991750176,0.7944207982511368,0.7846025058910833,0.7709070694352821,0.7627641390572627,0.753266395278543,0.7479025233719985,0.7434990995325825,0.7330448251498045,0.729159575193189,0.7202280654929601,0.7177314184148195],"twin_dists":[0.05144460622220111,0.06067190412525084,0.06549895235740778,0.0666947688661127,0.07117839283519932,0.07160193555581762,0.07322534685439384,0.07595979682083952,0.07628662684625515,0.07780500981558763,0.08074311038570858,0.08186393090582046,0.08427571618905463,0.08616299197806244,0.08811234746476157,0.0904616688640208,0.09368757812268981,0.09558028492428801,0.09776648022309771,0.09899173244058324,0.09999285072609215,0.10235369138991,0.10322573845771967,0.1052203564769058,0.1057755502618985],"n_dims_used":45,"mean_confidence":0.9170105828179254},"coverage":{"mean_confidence":0.9170105828179254,"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}}