{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001464","491:4910001406","491:4910002119","491:4910001349","491:4910003698","492:4920006824","491:4910003498","491:4910004293","491:4910003542","492:4920004522","491:4910001530","491:4910003410","491:4910003601","491:4910003603","491:4910003540","491:4910003740","491:4910003541","491:4910005174","491:4910003016","491:4910004193","491:4910003643","492:4920004470","492:4920004565","491:4910001755","491:4910002166"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491],"twin_sims":[0.5148095499657219,0.5035616676179091,0.2529727466533593,0.2342066583733677,0.21228022385259193,0.20611102653884844,0.18904840817748936,0.18809117294324862,0.18769547200034417,0.16114117625759874,0.1582492812609001,0.15652619639784796,0.15172663837662093,0.14748263242475476,0.14102261563889673,0.13858768329479798,0.13427611886606042,0.12373042251761024,0.11974056974791664,0.11889443109251431,0.10648265035802526,0.10493885560105705,0.10376055028762282,0.103324957297454,0.10274983134383901],"twin_dists":[0.14966120257957868,0.15213055242327822,0.21533123543866906,0.22128656795001375,0.2286564238332432,0.23082173519887153,0.23705222589599956,0.2374131539573534,0.2375627299962264,0.2481571087732889,0.24938497291547662,0.25012436396085674,0.25221577342865525,0.25410598821399705,0.2570619350309352,0.25820224375148787,0.2602586871024734,0.265506788203823,0.2675810208129115,0.2680276728094814,0.2748785601502881,0.2757732627943963,0.27646306400137194,0.2767196133566193,0.27705963787542737],"n_dims_used":45,"mean_confidence":0.8952036539713542},"coverage":{"mean_confidence":0.8952036539713542,"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}}