{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003626","487:4870003484","487:4870004353","487:4870004209","665:6650003576","665:6650003344","665:6650002969","487:4870002138","487:4870004190","487:4870003193","487:4870001888","665:6650003420","487:4870003192","494:4940001152","665:6650002745","487:4870001521","487:4870003325","665:6650003346","487:4870004042","665:6650002968","489:4890003157","487:4870003194","487:4870002143","480:4800001428","665:6650001710"],"twin_admin_codes":[487,487,487,487,665,665,665,487,487,487,487,665,487,494,665,487,487,665,487,665,489,487,487,480,665],"twin_sims":[0.4070154079439967,0.31434737851815875,0.2029435572849385,0.1917902998102005,0.15675989107213556,0.1436047957255354,0.1115314633703651,0.08894026607365807,0.08718943375029076,0.07804966467252639,0.07044417719867505,0.059997017042096736,0.05828253170569863,0.0577602049258813,0.05723114422729213,0.057158018397932414,0.05152202083169547,0.04178750580299202,0.040527491990972234,0.03916783382660843,0.03910547869601496,0.03684165102518872,0.03343030110159076,0.03321037664765931,0.03319853311379929],"twin_dists":[0.17413880412714405,0.19758486646114798,0.23195069902486987,0.23602541144650033,0.25002373642294623,0.25586857669969537,0.2720210855810104,0.2857114925311851,0.28688284312644613,0.2933214607576986,0.2991590350651127,0.30807698113583704,0.30966026371152344,0.31015024107293787,0.310650274468882,0.3107196878838985,0.3163048263754146,0.32728153766512713,0.3288556773614526,0.3306013395933091,0.3306826185775671,0.3337105303188851,0.33858617954566333,0.33891482939002127,0.3389325807120514],"n_dims_used":43,"mean_confidence":0.8952943668809048},"coverage":{"mean_confidence":0.8952943668809048,"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}}