{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012670","490:4900012671","490:4900012249","490:4900012246","490:4900012307","490:4900012250","490:4900012594","490:4900012313","490:4900012234","490:4900012536","490:4900012599","490:4900012926","490:4900012448","490:4900012383","490:4900012252","490:4900012669","490:4900012447","490:4900012315","490:4900012665","490:4900012662","497:4970001690","490:4900000450","494:4940007517","494:4940007217","490:4900012377"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,494,494,490],"twin_sims":[0.33641012104726464,0.32684015042451775,0.32145711863339216,0.2957325179791395,0.24871617482701536,0.2418642589435336,0.20877639990866084,0.17435760080984272,0.16491809041154282,0.16069433318456194,0.15392668424935257,0.1531810286555472,0.14105370269518763,0.13326423601143508,0.08728220288782534,0.07438430653027714,0.07376611192767353,0.07342810054224504,0.07304635519895167,0.06923770197022493,0.06295440094711252,0.06250575527147773,0.05755958379483089,0.05727397170529322,0.05168199615152927],"twin_dists":[0.19170673295391993,0.1942293747154032,0.1956662598263975,0.20272903178088394,0.2166564073945831,0.2188204839094845,0.22988088440066246,0.24274003158868662,0.24657733270682108,0.24834578068604884,0.2512511743688894,0.25157696344723346,0.2570474718070828,0.26074847381671823,0.28682031157980936,0.29607454101738223,0.29654960618363585,0.2968107204114814,0.2971067904034685,0.30013146748420017,0.30543125293182694,0.30582596753542013,0.31033940852609326,0.3106096552123097,0.3161394619286592],"n_dims_used":45,"mean_confidence":0.913427734375},"coverage":{"mean_confidence":0.913427734375,"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}}