{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000135","480:4800000133","480:4800000041","480:4800000024","480:4800000010","480:4800000006","480:4800000168","480:4800000132","480:4800000001","480:4800000106","480:4800000137","480:4800000042","480:4800000166","480:4800000002","480:4800000227","480:4800000131","480:4800000000","480:4800000163","480:4800000164","480:4800000023","480:4800000169","480:4800000165","480:4800000196","480:4800000245","480:4800000202"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9624997642924124,0.75698485073939,0.6607726338723438,0.532822129702337,0.5247902825486372,0.4694660445624581,0.4394264317509848,0.43584761338519107,0.42987317727288776,0.3908551267982735,0.3782746222912306,0.36410300558960734,0.3629873929515381,0.35918580589092025,0.357919099183018,0.3384168362410209,0.2847099572074159,0.2507248523074708,0.220306946850443,0.2201930228577107,0.2116674257381708,0.1833180095178178,0.17401859646905804,0.16469667551141207,0.13669195255662456],"twin_dists":[0.03590810340533443,0.09691318097957158,0.11822794535155931,0.14573371555853604,0.14748122221014523,0.15971492228607642,0.16655206403370934,0.16737819696425807,0.16876339351519798,0.17801981840482367,0.18109318057572216,0.1846154273869659,0.18489558707923787,0.18585356412625342,0.18617391542764467,0.19118273588444462,0.20586514003433704,0.21602926883757512,0.22590198918412868,0.2259406071893766,0.2288695797499772,0.2392323928097127,0.24287523021480942,0.2466692175497004,0.2591004423694964],"n_dims_used":42,"mean_confidence":0.9031735374813988},"coverage":{"mean_confidence":0.9031735374813988,"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}}