{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011386","490:4900011980","490:4900012104","490:4900011582","490:4900012164","490:4900012166","490:4900011458","490:4900011779","490:4900012046","490:4900011081","490:4900011451","490:4900011387","490:4900011641","490:4900011318","490:4900007786","490:4900011385","490:4900012120","490:4900010845","490:4900008340","490:4900008657","490:4900011246","490:4900011080","490:4900011778","490:4900012091","490:4900008790"],"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":[0.10889309802710553,0.052926691572523575,0.04657942219326152,0.03816920247902079,0.030754501805516806,0.02825889778068392,0.027779597408987316,0.024062571449895865,0.023888108046548447,0.01929382163367214,0.016779157967658383,0.01542972033394247,0.01522284353887849,0.010566182032921652,0.010478287395431295,0.009765132091051253,0.009613463703641047,0.007995640290389208,0.007747880768293395,0.007534638853774833,0.007300161386162216,0.006539872978070805,0.006411731376810472,0.006290536470058099,0.005860782496706963],"twin_dists":[0.2735015249227242,0.3148671617157007,0.32163785420397134,0.3319164189751905,0.3427170383754636,0.34685713833709353,0.347688019833201,0.3545881619593461,0.35493414365374165,0.36494362830184046,0.3713419234980403,0.3751309285481919,0.3757373792136623,0.3917862226078289,0.3921456873212405,0.39516592437015313,0.39583351946709255,0.4036092392935729,0.40492257246413343,0.4060834579954237,0.40739450262182864,0.411922792258079,0.41273229083997737,0.4135114313630426,0.4163879018323274],"n_dims_used":45,"mean_confidence":0.8918259514702691},"coverage":{"mean_confidence":0.8918259514702691,"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}}