{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002901","480:4800003194","480:4800003391","480:4800003702","480:4800003512","480:4800003338","480:4800003296","480:4800003116","480:4800003452","480:4800002654","480:4800003443","480:4800003446","480:4800002813","480:4800002660","480:4800003390","480:4800003346","480:4800003030","480:4800002646","480:4800002985","480:4800005741","480:4800003081","480:4800003287","480:4800002851","480:4800003072","480:4800002657"],"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":[0.5526906552488804,0.528365379231917,0.45714785243106343,0.43973926462299207,0.4079042223842992,0.3736632558182406,0.3343214814537335,0.3235649561092484,0.31709932189429196,0.2982143858462589,0.28663719454285674,0.23798899964189238,0.22962970706465105,0.2268111136259921,0.21808475215887685,0.21538793466808548,0.21078523425016812,0.20274122130121527,0.20241347297186615,0.18871434737318443,0.17724663194407078,0.17313090596330874,0.1646018562576771,0.1599370861644599,0.1488269375442272],"twin_dists":[0.14143287871628832,0.14670267369449458,0.16249871895358511,0.16647997597477115,0.1739273859428732,0.18223202728876056,0.1922539216300105,0.19510203465914144,0.19683936303654176,0.20203249826952854,0.20531164225743156,0.22006202521052193,0.22278583670699798,0.22371895143127113,0.22665769944673572,0.22758179783108134,0.22917717761441542,0.2320232258317942,0.23214081190853653,0.23717803872126983,0.24159539044452,0.24323014430000045,0.2467085938419817,0.24866638765983126,0.25350296564925623],"n_dims_used":43,"mean_confidence":0.9135034250658612},"coverage":{"mean_confidence":0.9135034250658612,"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}}