{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001574","470:4700001420","470:4700001856","470:4700001398","470:4700000870","470:4700002512","470:4700002685","470:4700002698","470:4700000519","470:4700001565","470:4700002033","470:4700001264","488:4880001861","488:4880000116","470:4700000748","470:4700001256","488:4880000201","470:4700001567","488:4880002671","470:4700002509","470:4700001250","488:4880000579","488:4880006285","470:4700001177","488:4880000302"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,488,488,470,470,488,470,488,470,470,488,488,470,488],"twin_sims":[0.8026344715922767,0.776820656312136,0.7497461151443661,0.7211230000338889,0.6280297327863996,0.602957776231231,0.597045767797143,0.5827088238266014,0.5683988388496445,0.5664184636383146,0.5490581825735404,0.5453340684156542,0.5291014399566785,0.5263781589843897,0.5249191255959661,0.514371850468664,0.5102661273872942,0.5081693398364884,0.5026778642882344,0.5019004916147229,0.4912120882629547,0.4786318005631791,0.4741856930866019,0.4698650649404557,0.4657362463436217],"twin_dists":[0.08612076497755952,0.09230152872971033,0.09857133800302391,0.10502110071979989,0.12526901176635408,0.13063954635099992,0.13190562207954357,0.13497798193748092,0.13805015645339525,0.13847594456070736,0.14221711374362922,0.14302202910025044,0.1465425248757704,0.1471352865561751,0.14745314369068147,0.14975703524739528,0.15065696589812755,0.1511172723360193,0.15232519501393912,0.15249647530211158,0.15485911602952765,0.15765967452315746,0.1586549922539367,0.15962517307723184,0.16055510446474736],"n_dims_used":43,"mean_confidence":0.9142571382744368},"coverage":{"mean_confidence":0.9142571382744368,"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}}