{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001236","487:4870001145","487:4870000486","487:4870000703","487:4870001327","487:4870000965","487:4870003916","492:4920005654","487:4870004060","487:4870002694","480:4800000585","665:6650001730","479:4790000114","487:4870001049","487:4870004356","492:4920005067","487:4870000964","491:4910001649","487:4870001048","487:4870001054","487:4870001338","491:4910001928","487:4870000783","479:4790000217","470:4700006355"],"twin_admin_codes":[487,487,487,487,487,487,487,492,487,487,480,665,479,487,487,492,487,491,487,487,487,491,487,479,470],"twin_sims":[0.1290465026899474,0.060993054864841696,0.05932985295245433,0.05088152690247762,0.04846368393624545,0.04438682830309498,0.04079816919428643,0.03277642217462799,0.02462572816353008,0.022036791421113623,0.015809794234998762,0.013916320148656071,0.011592688115187462,0.010499989356051068,0.010444005353159145,0.008584155006469826,0.007945870360578068,0.006793547613724998,0.006582932448408957,0.0057897092070441315,0.00560433283302608,0.004641413847754694,0.004614780763829657,0.004174191907622583,0.003971919421429909],"twin_dists":[0.2628206854372221,0.3071741819744778,0.30868860790766756,0.3169712038551625,0.3195514476706921,0.3241565483817832,0.3285140728091698,0.3395688051887812,0.35348598081949656,0.3587471826954449,0.3740351702490818,0.37974434022911097,0.38777401987591004,0.3920566834599509,0.3922866194500461,0.4006301535573959,0.40387010394156786,0.4103615383295537,0.41165398119031416,0.41688185936404615,0.41819646461238463,0.4257323035708041,0.4259602406701085,0.42991533308062035,0.43185975049225195],"n_dims_used":43,"mean_confidence":0.8904259260310683},"coverage":{"mean_confidence":0.8904259260310683,"n_dims_used":43,"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}}