{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000397","485:4850007055","485:4850007200","485:4850007337","485:4850007826","485:4850007470","500:5000001144","485:4850007132","485:4850007917","485:4850007269","500:5000000452","500:5000000291","485:4850007537","500:5000003266","485:4850007796","485:4850007693","500:5000000451","500:5000000333","500:5000000776","485:4850003104","485:4850007277","485:4850007538","500:5000000610","500:5000002800","500:5000001196"],"twin_admin_codes":[500,485,485,485,485,485,500,485,485,485,500,500,485,500,485,485,500,500,500,485,485,485,500,500,500],"twin_sims":[0.428702777066339,0.4051233803873972,0.3682622010029833,0.36012760190151377,0.31346257651138587,0.275920817509034,0.2744611150416979,0.27260120479180494,0.26984723668934824,0.2670713619211809,0.26484446811606666,0.26343891180378554,0.26324639811605643,0.26073186644195134,0.25333317534409266,0.2477007140606987,0.24525319562422657,0.2430895998432645,0.24018527014539362,0.23655166927476765,0.234471776440689,0.23097663851492878,0.22817237614525926,0.2234816676169162,0.21883066635410592],"twin_dists":[0.1690356668959078,0.17458953616709105,0.18357473640194388,0.18561575765431115,0.19782534592245232,0.20841851678446793,0.20884735749545374,0.2093958057912375,0.21021214029143329,0.21104019808626984,0.21170836454869368,0.2121318980811103,0.21219001768525866,0.2129516076754557,0.2152196802983534,0.21697468382303264,0.21774527021180867,0.2184306009783033,0.21935679369690955,0.22052585605696925,0.22120031545182822,0.22234259648670568,0.22326734406111587,0.224831148209309,0.22640346009382972],"n_dims_used":45,"mean_confidence":0.9204774644639757},"coverage":{"mean_confidence":0.9204774644639757,"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}}