{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000909","480:4800001167","480:4800001109","495:4950001225","495:4950001501","480:4800001166","480:4800000864","495:4950001106","495:4950001168","480:4800000942","480:4800000941","495:4950000907","497:4970001071","497:4970001253","480:4800000521","495:4950001505","480:4800001058","495:4950001114","480:4800000980","495:4950001743","495:4950000955","480:4800001055","495:4950001623","480:4800001059","480:4800000783"],"twin_admin_codes":[480,480,480,495,495,480,480,495,495,480,480,495,497,497,480,495,480,495,480,495,495,480,495,480,480],"twin_sims":[0.41281605607009964,0.40632570874017865,0.3884018232683482,0.2719273698856371,0.1715682835799018,0.06026709135042375,0.040888853264324364,0.028993055931706913,0.02494931659939178,0.024087668509875298,0.020993466894381096,0.016528403555169966,0.01304504537581848,0.01109338297638654,0.01056766165288251,0.009872561847297899,0.008255434881642695,0.008226179505231399,0.006439651947758628,0.006344384787307949,0.006035173654329712,0.005970318480946147,0.005155926469384144,0.003776690053426377,0.0036943630320099346],"twin_dists":[0.17276267012754806,0.17430300086698342,0.178615419469917,0.2095950731508992,0.24385808235706266,0.3078309784585558,0.3284000538168769,0.34560764739984773,0.35286249767780353,0.3545385703436087,0.3610204262858934,0.372025234265097,0.3826053409193163,0.38968434562721843,0.391780194187012,0.39469862682880713,0.402270727104863,0.40241955533744894,0.4125546765937235,0.4131635949116943,0.4151984234208014,0.4156371172235711,0.4215465962864945,0.4338238423508935,0.4346799219322433],"n_dims_used":42,"mean_confidence":0.8997726440429688},"coverage":{"mean_confidence":0.8997726440429688,"n_dims_used":42,"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}}