{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009348","490:4900009554","490:4900009759","490:4900008482","490:4900009751","490:4900009553","490:4900009659","490:4900008925","490:4900009867","490:4900009546","490:4900009552","490:4900008698","490:4900008586","490:4900008699","490:4900008926","490:4900009750","490:4900009441","490:4900009105","490:4900009457","490:4900009234","490:4900009128","490:4900009451","490:4900009136","490:4900009030","490:4900008916"],"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":[0.17314975797037474,0.10450586320256385,0.036761152624948834,0.028238521392550137,0.023849372384850243,0.017737930300333448,0.012984332546359941,0.012460775331455634,0.012067387988378314,0.011465917576591145,0.00877076344700617,0.007730487366852134,0.007386036878243878,0.005946352542486015,0.004587003585235123,0.0036584308245904153,0.00290777151561886,0.0025976894444090484,0.002481550684223886,0.001928974343933832,0.0018218606321238327,0.0017112822689817843,0.0013891885100276735,0.0010727768946831736,0.0009107432786638874],"twin_dists":[0.24322259344058633,0.27602604006075615,0.3338210727260091,0.34689221382387236,0.35501125784605914,0.36880924347016897,0.3828109429775414,0.38462015490599766,0.38602441048521224,0.3882520123532151,0.39972368844537814,0.4050161809102516,0.40691001170125907,0.41580031648346755,0.4261992441369814,0.43505902188640727,0.44387323790501,0.4481378571010628,0.44985611522622776,0.4592038218436382,0.4612975411609437,0.46358142282253545,0.4711074358974959,0.48027243906904754,0.48598920356959957],"n_dims_used":45,"mean_confidence":0.8846464369032118},"coverage":{"mean_confidence":0.8846464369032118,"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}}