{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003867","491:4910004129","491:4910004594","491:4910004192","491:4910004139","665:6650001733","491:4910004475","491:4910004130","491:4910003663","491:4910003922","487:4870000698","487:4870001617","491:4910003583","491:4910003763","491:4910003993","487:4870001518","497:4970003502","491:4910003731","487:4870001519","491:4910004553","487:4870000780","491:4910003994","491:4910003712","491:4910004086","665:6650002119"],"twin_admin_codes":[491,491,491,491,491,665,491,491,491,491,487,487,491,491,491,487,497,491,487,491,487,491,491,491,665],"twin_sims":[0.20328520611450918,0.19916971828796254,0.10859022706112272,0.10220128849846154,0.08753789978464652,0.08274621882810271,0.07935933555955947,0.06833490111724626,0.06672221603930455,0.06508254390893214,0.05810487140929862,0.05540096653682952,0.050391560642605776,0.045915374669332334,0.03828636448398045,0.03646437422334935,0.034471860976948626,0.03362065181655248,0.03338336866696809,0.03277416370837748,0.03134154923745323,0.030739772690303348,0.030688584705045804,0.030373848773509116,0.02680221943662772],"twin_dists":[0.2318283484742528,0.2333116968730201,0.2736732420368556,0.27738533245575653,0.286648230754583,0.28994181637142336,0.29236297285288076,0.3008681828099357,0.3022041353303787,0.3035897138742528,0.30982651322551713,0.3124100078705137,0.31748569874957105,0.32238998325609236,0.3317606328037892,0.33423039928320664,0.3370542925481381,0.33830320934531855,0.3386561591385947,0.3395722280141335,0.3417851691285105,0.34274061431666325,0.342822622916499,0.343329454144689,0.34942129606347305],"n_dims_used":45,"mean_confidence":0.8897657606336805},"coverage":{"mean_confidence":0.8897657606336805,"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}}