{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001598","489:4890001502","489:4890000935","489:4890001519","489:4890001505","489:4890001518","489:4890001053","489:4890001599","489:4890001595","489:4890001588","489:4890001513","489:4890001512","489:4890001054","472:4720002287","489:4890001511","470:4700006037","489:4890000814","489:4890001302","472:4720002223","489:4890001596","478:4780001585","470:4700006442","472:4720002034","472:4720001782","488:4880005467"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,470,489,489,472,489,478,470,472,472,488],"twin_sims":[0.7425558544280413,0.7332209109693817,0.6974452159165362,0.6288534182656962,0.5503180093962212,0.5052413134873024,0.5044300071018716,0.49774173625891305,0.49354838159381237,0.49188096458866537,0.48777549709591694,0.4505380681031519,0.4407284478573211,0.40342191316310116,0.40216708547125274,0.39178018164251055,0.3860492136595392,0.38593046207504406,0.376388262145086,0.3593247773890122,0.34719577369493143,0.3469321300970715,0.3449694975048848,0.3410099140562946,0.33557577945207456],"twin_dists":[0.1002067622582383,0.10231410281452788,0.11025285526041637,0.12509240519858314,0.14194502775394757,0.15176089368365514,0.15193940568981834,0.1534140355063085,0.15434143171521508,0.15471083002732522,0.15562194125107173,0.1640035262153986,0.16625216406474963,0.17499567499095547,0.17529569427156513,0.17779569301720227,0.17918824206419118,0.1792171999357949,0.18155822115270018,0.18581845335303995,0.1889097049513937,0.18897751955400868,0.189483207595235,0.19050809762044427,0.19192509492718007],"n_dims_used":45,"mean_confidence":0.9177854749891493},"coverage":{"mean_confidence":0.9177854749891493,"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}}