{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002670","491:4910002672","491:4910002871","491:4910002671","491:4910002669","491:4910002376","491:4910001943","491:4910002386","491:4910002718","491:4910002770","491:4910002572","497:4970002826","491:4910002176","491:4910002575","491:4910003026","491:4910002721","491:4910002577","491:4910003287","491:4910002771","491:4910002571","491:4910002682","497:4970003301","491:4910002275","491:4910002279","491:4910002768"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,491,491,491,491,491,497,491,491,491],"twin_sims":[0.6282211750872245,0.53100077259599,0.36734707714128334,0.33908273118965954,0.2833785385499752,0.2624921261803109,0.19449657787187472,0.19294668166601026,0.17641752138435604,0.17136738335256668,0.15433718702695406,0.1511645134022677,0.1397246395248037,0.13826749460006346,0.12912943846520641,0.126320328591942,0.12144658298452995,0.11815626181432164,0.11688787358676613,0.11071122444149432,0.10593982007749164,0.10227433480151288,0.09991866567423993,0.09850529573217234,0.09832721288217004],"twin_dists":[0.12522796615650675,0.1461294961740134,0.18380320552361928,0.19100922649876992,0.20624883824801538,0.21241798781738241,0.23502192225064628,0.2355954264110462,0.2419225181433561,0.24393911056025977,0.2510723124327487,0.2524638802358204,0.2576679489181768,0.2583533019121187,0.26277944926256086,0.2641874570717922,0.2666877495483132,0.2684193217969211,0.269096687617164,0.2724784107142835,0.27519199973089514,0.2773418829411806,0.27875547688068797,0.27961618004293626,0.2797253130280389],"n_dims_used":44,"mean_confidence":0.8948789943348278},"coverage":{"mean_confidence":0.8948789943348278,"n_dims_used":44,"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}}