{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002548","490:4900002535","490:4900003516","490:4900003798","490:4900002997","490:4900002383","490:4900001112","490:4900002549","490:4900003809","490:4900003665","490:4900004504","490:4900003117","490:4900002379","490:4900004083","490:4900004086","490:4900001928","490:4900002675","490:4900004222","490:4900002377","490:4900001927","490:4900002976","490:4900002529","490:4900002079","490:4900001773","490:4900001237"],"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":[0.5405120016902375,0.5255880756682569,0.41182748403708413,0.37197134565740175,0.3624488598290795,0.35832888733009916,0.3548427593800366,0.3532955189048549,0.31970486086159294,0.3104939569122123,0.24489582495488088,0.23175587206048823,0.22458505779042748,0.21653008900909257,0.20953450501416468,0.19781493708313425,0.19649295613390189,0.17704230839228974,0.1677619601924142,0.16477087805400648,0.15126416957742508,0.14535520249295175,0.1332117977501419,0.1331913812495293,0.1286669169696638],"twin_dists":[0.1440656935013087,0.14730738546065025,0.17299659485063584,0.18265159813118845,0.18503098294458378,0.1860702161217295,0.18695436001412366,0.18734820499802313,0.1961368805919842,0.19863502216141565,0.21785819965749456,0.22208694825143876,0.2244613491401245,0.22718947901644332,0.22961477698389604,0.23380462065693944,0.23428786565408857,0.2416759055868158,0.24540499777785899,0.24663841433859,0.2524198452800917,0.2550686564301914,0.26077393184973746,0.2607838458097161,0.2630096738481173],"n_dims_used":45,"mean_confidence":0.9182422214084202},"coverage":{"mean_confidence":0.9182422214084202,"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}}