{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003626","480:4800002660","480:4800002908","480:4800002851","480:4800002850","480:4800003339","480:4800003445","480:4800002646","480:4800002943","480:4800003116","480:4800002654","480:4800002698","480:4800003025","480:4800003702","480:4800003391","480:4800002802","480:4800002558","480:4800003073","480:4800002945","480:4800002901","480:4800003296","480:4800002751","480:4800002753","480:4800002985","480:4800002953"],"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":[0.4910488139281248,0.4371025086808584,0.4099000282543995,0.3941685431746514,0.34233946795247217,0.341666007758057,0.2876530896083148,0.28482976951413375,0.24708963051873215,0.24372184748971878,0.22543937498089345,0.22472614345798791,0.21061698714641197,0.2000804354266579,0.1971535896798918,0.15542993206015368,0.15364046736312237,0.1488269375442272,0.14880909043988608,0.14547673028999467,0.14049993028759977,0.13947595035770327,0.135712329698299,0.13149085852311437,0.11717863408360027],"twin_dists":[0.15489532208523996,0.1670882132989648,0.17345339319936726,0.17721816964778409,0.19016325480866045,0.1903378387395047,0.20502077844906705,0.20583066468658176,0.21716661970362983,0.21822992729078736,0.2241758558069159,0.22441415180838645,0.22923594027433283,0.2329816408639695,0.23404609331096837,0.25059787962622315,0.25137609008105033,0.25350296564925623,0.25351094504622895,0.25501338493523096,0.25730547031383694,0.2577845384866884,0.2595682469867764,0.2616136396769393,0.2689409148965526],"n_dims_used":43,"mean_confidence":0.9130090225574582},"coverage":{"mean_confidence":0.9130090225574582,"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}}