{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007314","490:4900006948","490:4900007313","490:4900007679","490:4900004507","490:4900006462","490:4900007078","490:4900007197","490:4900007682","490:4900007560","490:4900007190","490:4900007321","490:4900006343","490:4900006453","490:4900005586","490:4900007683","490:4900007083","490:4900006830","490:4900006455","490:4900007317","490:4900005459","490:4900005715","490:4900007802","490:4900008369","490:4900006949"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.036597716564043606,0.034983215454462174,0.011340337962473197,0.010653759773670144,0.005374204899113541,0.005305841605479739,0.004735695299066689,0.003138730145965353,0.003109205930687268,0.002995583868012306,0.002214468750497328,0.0020232089697269705,0.0009412552351828154,0.0007884509277167735,0.0005469632396768031,0.0003933043405553253,0.0003742266362587835,0.00020299858461528378,0.0001540380110124486,0.0001313425883061387,0.00012427848400319483,0.000091140223398412,0.00006869235069862228,0.00006819864106589683,0.00006681185007643045],"twin_dists":[0.334046140614566,0.3363165934288223,0.3887301645707548,0.3914306914717877,0.41988422313711943,0.42039819361451064,0.42493482328375043,0.44095924834776123,0.4413206135547331,0.44274119834831815,0.45410564789933927,0.4574484917562765,0.48484413439544577,0.49096817782761254,0.5033747805283975,0.5143071296940912,0.515935255400444,0.5355590362614889,0.5441821967659856,0.5491004078371156,0.5507960216083502,0.5602127036107084,0.5686626084226867,0.5688765227888996,0.5694853388696809],"n_dims_used":45,"mean_confidence":0.9016318427191841},"coverage":{"mean_confidence":0.9016318427191841,"n_dims_used":45,"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}}