{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001986","490:4900002581","490:4900002297","490:4900001985","490:4900004143","490:4900005369","490:4900005368","490:4900002595","490:4900002886","490:4900002296","490:4900002444","490:4900004283","490:4900003855","490:4900004130","490:4900012786","490:4900002298","490:4900001548","490:4900004136","490:4900004402","490:4900005362","490:4900002142","490:4900004550","490:4900001812","490:4900005093","490:4900005377"],"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":[0.5700540409862388,0.5283573857854916,0.523271246008066,0.5006278205884584,0.4858436590601055,0.4653786574268998,0.45273152516569043,0.44852494568100254,0.43601877368948766,0.42962388763634746,0.40727467292715414,0.39549326233095705,0.3840739907590568,0.3807255464301939,0.3765544721519262,0.37638963376327617,0.3750220001111329,0.36525495858498364,0.3591913192938539,0.3415090125182934,0.33895686612616954,0.3174203091215126,0.30577168173079466,0.2961402324076609,0.29282527402000225],"twin_dists":[0.13769441293192622,0.14670441313704316,0.14781238031684918,0.15277704340464446,0.15605146789094151,0.16063577691895692,0.16350326137760504,0.16446346150803107,0.1673386253957818,0.16882136103201925,0.17407711284464067,0.17689854198995708,0.17967045744640195,0.18049063735611293,0.18151720016989997,0.18155788259823072,0.18189575366937907,0.1843265962911608,0.18585217104752882,0.19037856369415096,0.19104200855738984,0.1967526460582347,0.1999321953009265,0.20261437166462562,0.2035493453017866],"n_dims_used":45,"mean_confidence":0.9214196099175347},"coverage":{"mean_confidence":0.9214196099175347,"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}}