{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013167","490:4900013304","490:4900013278","490:4900013303","487:4870002327","466:4660010511","466:4660009147","494:4940008278","490:4900013168","490:4900013370","494:4940006804","487:4870000058","466:4660006846","487:4870010925","490:4900013275","487:4870002328","487:4870001724","494:4940008366","487:4870011523","490:4900013306","494:4940008165","487:4870000219","490:4900000764","490:4900013381","494:4940008374"],"twin_admin_codes":[490,490,490,490,487,466,466,494,490,490,494,487,466,487,490,487,487,494,487,490,494,487,490,490,494],"twin_sims":[0.2291582588321974,0.227875801068954,0.21310293527986846,0.1367489923483728,0.10073326895782697,0.062852831115982,0.05802291416950093,0.053637879769678556,0.04394686113339289,0.03611066255205966,0.033105486791025276,0.029929480041836282,0.029605524076393556,0.025786564628759414,0.02507189463049314,0.02468426996429509,0.023382762226035053,0.023160727029165835,0.02275795784592942,0.021948932846591183,0.02052714794614524,0.0204910290135834,0.02047955530462995,0.020175184920716027,0.019882362771051692],"twin_dists":[0.22294138336114686,0.22336558238287288,0.22837090596578458,0.2590732813111401,0.27826372876448424,0.3055204108766708,0.30990334776842354,0.3141513110555892,0.32467448135946103,0.3347219610059325,0.33907222865689984,0.34405275580512856,0.34458588709724813,0.35128115946803584,0.35262814186248886,0.353372660860916,0.35594880522339767,0.3564006411634965,0.3572299421097373,0.35893496234520833,0.36206840768976256,0.362150442187608,0.36217652802062394,0.36287321740848283,0.36355217706230175],"n_dims_used":44,"mean_confidence":0.9130301042036577},"coverage":{"mean_confidence":0.9130301042036577,"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}}