{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000027","493:4930001910","493:4930001901","493:4930000967","493:4930000308","493:4930003427","493:4930000017","493:4930000095","493:4930001905","493:4930000008","493:4930000306","493:4930000304","481:4810002341","493:4930002233","493:4930000270","493:4930000131","470:4700002024","493:4930000029","470:4700001864","493:4930000170","493:4930000556","493:4930000410","493:4930000352","481:4810002148","493:4930000269"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,481,493,493,493,470,493,470,493,493,493,493,481,493],"twin_sims":[0.649295804587362,0.6094371663059035,0.5758933112810012,0.5733056972775105,0.5098657623372277,0.5064382658235923,0.48791831271674385,0.47423798119041466,0.46089803334196233,0.44085011311947164,0.4310375860861046,0.4302408026520122,0.427741127784872,0.420932262769295,0.417087512845611,0.41094983833855003,0.4090092362259797,0.4085654913294367,0.3932240401905294,0.3928027563724683,0.3910032857256466,0.3893567569828031,0.3793738702748135,0.3708493154406239,0.3696573482912767],"twin_dists":[0.12070181315057928,0.129252121489673,0.13644028643184297,0.13699587936365012,0.15074481993445427,0.15149766774160664,0.1555902080921894,0.1586432692071545,0.16164845122708363,0.16622415797082993,0.16849281373285463,0.1686779342965913,0.169259605891228,0.17085119411870633,0.17175469739881344,0.17320447659685656,0.17366482532897762,0.17377022518307958,0.17744636255794274,0.177548227189043,0.17798390530770494,0.178383375884771,0.1808227048737476,0.18293036671524002,0.1832269697796786],"n_dims_used":45,"mean_confidence":0.9219844394259983},"coverage":{"mean_confidence":0.9219844394259983,"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}}