{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002791","491:4910003523","491:4910002794","491:4910003094","491:4910003037","492:4920000521","491:4910003479","491:4910001494","491:4910003436","492:4920002295","492:4920002361","491:4910001160","491:4910003040","491:4910002741","491:4910002797","492:4920002347","492:4920000574","491:4910000966","491:4910003172","491:4910003508","491:4910001379","492:4920001142","495:4950000632","492:4920002456","495:4950000086"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,492,492,491,491,491,491,492,492,491,491,491,491,492,495,492,495],"twin_sims":[0.0634183812615558,0.0428347921603393,0.03981751406605426,0.021030973097315338,0.01903831472542985,0.0161491410955697,0.015531997903013676,0.012748195474959353,0.011943627292463522,0.011922701185626668,0.011580624982580709,0.010462336129752692,0.009863120738552755,0.00949703293594526,0.008322668817299267,0.008007597289551957,0.00797035384670206,0.00774379213046179,0.007700744866556258,0.007594328385009184,0.007429792463920346,0.007161335009544747,0.00697840439894389,0.006836368579774783,0.006668003757800906],"twin_dists":[0.30502546346791953,0.3260033109100397,0.3297609351393331,0.36093702027260083,0.3655592753358932,0.37307623303317056,0.3748337456599289,0.3836187902229504,0.38647459009668106,0.3865511174480514,0.38781930396468994,0.39221121119825947,0.3947395114954821,0.39635241713202485,0.4019304764041569,0.4035467846666825,0.4037415934357738,0.40494455988270545,0.405176688906043,0.40575556744665153,0.4066650947588626,0.4081886690491299,0.40925653869424844,0.41010318594497075,0.4111275208193822],"n_dims_used":45,"mean_confidence":0.8952672322591145},"coverage":{"mean_confidence":0.8952672322591145,"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}}