{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720000759","479:4790004537","479:4790005247","479:4790004656","479:4790004729","479:4790002263","479:4790003367","479:4790004287","479:4790002683","479:4790004925","479:4790002594","472:4720000695","479:4790005205","479:4790004405","472:4720000690","479:4790004614","479:4790005299","479:4790004552","479:4790004842","472:4720000907","472:4720001068","479:4790002592","472:4720000362","479:4790004224","479:4790004700"],"twin_admin_codes":[472,479,479,479,479,479,479,479,479,479,479,472,479,479,472,479,479,479,479,472,472,479,472,479,479],"twin_sims":[0.6683542683575585,0.5809075573403024,0.5726729519889775,0.5240616371507818,0.518860089730906,0.5175076382968299,0.5171682919225264,0.5159748097871556,0.5148020174208204,0.5101473312774433,0.5089231788074161,0.5018095209055786,0.5003646009998691,0.4950690078316237,0.4842539800352043,0.47860204426664005,0.474832145127817,0.4745078396308347,0.4738918663353605,0.4704645302239509,0.46481536544112995,0.4646946552802071,0.4643966324281322,0.4624708912108734,0.4610734303440522],"twin_dists":[0.1165889434439722,0.13536431526337583,0.1371317755503968,0.1476400437114995,0.14877529357992728,0.14907090667195158,0.14914510867061836,0.14940617110412469,0.14966285163169327,0.1506830320514685,0.15095172593898096,0.15251652383788603,0.15283509638336032,0.15400487092755538,0.15640531211899567,0.1576663258568106,0.15851008693671387,0.15858277343949176,0.1587208764515304,0.15949038741613922,0.16076289978631658,0.1607901484248561,0.16085743347597017,0.1612925748934592,0.16160874449234325],"n_dims_used":44,"mean_confidence":0.9229412078857422},"coverage":{"mean_confidence":0.9229412078857422,"n_dims_used":44,"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}}