{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005675","470:4700005989","470:4700004838","470:4700000818","488:4880000444","488:4880002547","470:4700006558","499:4990003805","488:4880000734","470:4700004130","470:4700006555","479:4790001232","470:4700000949","472:4720003025","488:4880006203","470:4700005425","481:4810001418","470:4700006688","488:4880001806","488:4880001173","496:4960011440","488:4880005474","470:4700001073","499:4990004156","470:4700006414"],"twin_admin_codes":[488,470,470,470,488,488,470,499,488,470,470,479,470,472,488,470,481,470,488,488,496,488,470,499,470],"twin_sims":[0.5541901297428039,0.5372633110350131,0.48482321446355103,0.46669293865868083,0.454997483204284,0.4507449860310858,0.4069657678587125,0.3743046230016395,0.3712759986018751,0.35994224902727323,0.3475778159744899,0.3450205099117973,0.33219276061100056,0.3264217806728898,0.3247140607181916,0.3242089308860411,0.3217746286221435,0.32113275847964234,0.32087568874315564,0.31359535431019936,0.3133962606074693,0.309846736163615,0.30855061492770536,0.30746281809989645,0.30609242429893796],"twin_dists":[0.1411093873011415,0.14476980034519166,0.1562785658950077,0.16033937870253448,0.16298739945599988,0.16395629556081076,0.17415061781678093,0.18207322156604047,0.18282430806294414,0.18566253470465008,0.18881148391647218,0.18947004458982236,0.19281352668872187,0.19434057642321728,0.19479530521469274,0.19493006457781986,0.19558113697180268,0.1957532677590845,0.1958222603372872,0.19778923378445887,0.1978433853975153,0.19881213522958255,0.19916746002867897,0.19946633642948589,0.1998437259754587],"n_dims_used":43,"mean_confidence":0.9118473141692406},"coverage":{"mean_confidence":0.9118473141692406,"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}}