{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000681","481:4810001060","470:4700002046","481:4810000968","470:4700008073","470:4700007148","470:4700008001","470:4700001049","485:4850003819","470:4700008270","481:4810001607","479:4790004149","493:4930003650","472:4720000854","470:4700000317","481:4810003791","481:4810001026","496:4960001667","470:4700001029","481:4810000404","470:4700000580","481:4810001333","493:4930001345","481:4810002063","496:4960002387"],"twin_admin_codes":[470,481,470,481,470,470,470,470,485,470,481,479,493,472,470,481,481,496,470,481,470,481,493,481,496],"twin_sims":[0.3979121467878536,0.33994497437109533,0.332859163110149,0.3223589333179234,0.30465219816443717,0.29680621269558,0.2882902415891986,0.2871224339163116,0.2837160169983095,0.2725070587764418,0.2667924802652362,0.2645551447804379,0.26258571191362623,0.24326409538928453,0.23938702585961677,0.23769179134153676,0.23713161095110205,0.23331723614289815,0.23024782089853554,0.22813256866405063,0.22504704785412233,0.2236190227474406,0.21714173800202274,0.21207148306624746,0.21099040233361185],"twin_dists":[0.17631618379039282,0.19078482744016717,0.19263813097568708,0.19542461038689476,0.20024139990299517,0.2024272801521567,0.20483866744206636,0.20517263505385414,0.20615147852930665,0.2094236285403709,0.21112368455435254,0.21179543088380534,0.21238968033146569,0.21837518290177424,0.21961262609951634,0.22015778506510686,0.22033848643072101,0.22157639773299312,0.22258221918091686,0.22328052508621585,0.2243068731239433,0.22478504774538638,0.2269799562965396,0.22872898542046818,0.22910556285646985],"n_dims_used":43,"mean_confidence":0.9122128153956214},"coverage":{"mean_confidence":0.9122128153956214,"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}}