{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003522","488:4880003405","488:4880003140","488:4880003646","488:4880003583","488:4880003582","488:4880003771","488:4880003293","488:4880003639","488:4880003051","481:4810002115","488:4880003521","488:4880003402","488:4880003407","488:4880003523","488:4880003147","481:4810002202","488:4880003912","488:4880003253","488:4880003139","481:4810001768","488:4880002964","488:4880003348","488:4880003641","488:4880003288"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,481,488,488,488,488,488,481,488,488,488,481,488,488,488,488],"twin_sims":[0.9354423631813138,0.9345561030163284,0.9317335377377617,0.9240168715074188,0.9156204902746984,0.9082746640508591,0.8979333151422703,0.8894082284822019,0.8750889179581268,0.8744079664229877,0.8609241926560403,0.8597938893540337,0.8508042175187323,0.8449454136245776,0.8421361154038135,0.8295838199168388,0.8230582032152935,0.8029132849471974,0.8002591570359772,0.7922229394570456,0.7869890631753812,0.770584088684976,0.7666565028406679,0.7605825195950777,0.7513098099853065],"twin_dists":[0.047448021010229345,0.04778379390436319,0.04883985616904544,0.05163223849915602,0.05453284568692706,0.05696990023457243,0.06026497326553625,0.0628782871832253,0.06709114820275539,0.06728657470448178,0.07107560324414562,0.07138669826752542,0.07382841740908568,0.07539060239346812,0.07613207009346433,0.07938957175404736,0.08105007985818283,0.08605271440617136,0.08669930081020939,0.08864110967502593,0.08989358639294102,0.09376299291221027,0.09467777490246099,0.09608441904556864,0.09821417221381701],"n_dims_used":45,"mean_confidence":0.9203899807400173},"coverage":{"mean_confidence":0.9203899807400173,"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}}