{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013073","490:4900012261","490:4900013214","490:4900012274","490:4900012704","490:4900012331","490:4900012466","490:4900012561","490:4900013211","490:4900013142","490:4900012400","490:4900012899","490:4900013104","490:4900012468","490:4900012477","490:4900012339","490:4900012695","490:4900012995","490:4900012474","490:4900012817","490:4900013176","494:4940007657","490:4900013033","490:4900012411","490:4900012611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.48602683175527195,0.3917128689166121,0.3376169231759337,0.22691390263339187,0.21182144749977233,0.19357923072043165,0.18968899758730798,0.1824385982012639,0.17421956504355882,0.16718618816346537,0.15694976707120628,0.15091686002973045,0.14019244485370258,0.13504014454055116,0.12776190517659386,0.11981191483078145,0.11145741780488856,0.1065976660036052,0.10555728279750096,0.0988736531889563,0.09603424390506836,0.09115887424849738,0.08970517958851441,0.08333994139980536,0.08091605723225778],"twin_dists":[0.15601071871023398,0.17781199342893503,0.19139140908451807,0.22368478795710015,0.22881596545637983,0.23536098034008648,0.2368114038312666,0.23957119872972524,0.24279505908831248,0.2456411862803406,0.24994205757062807,0.2525734030615223,0.2574490528491925,0.2598907054836094,0.26346196897004076,0.2675434702686834,0.2720622629041491,0.2748123075707087,0.27541363396804813,0.27939093279796273,0.2811445462363595,0.2842531797412381,0.2852054840853035,0.2895255889997922,0.2912400551559316],"n_dims_used":45,"mean_confidence":0.9057015313042535},"coverage":{"mean_confidence":0.9057015313042535,"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}}