{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001386},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000841","485:4850006599","477:4770000699","477:4770001499","477:4770000661","485:4850006673","477:4770001758","477:4770000282","477:4770001431","477:4770001500","477:4770000102","477:4770000960","477:4770001590","477:4770001384","477:4770000101","485:4850007678","477:4770000710","477:4770000329","477:4770000233","477:4770001305","477:4770001183","477:4770000769","485:4850006601","477:4770001065","477:4770000711"],"twin_admin_codes":[477,485,477,477,477,485,477,477,477,477,477,477,477,477,477,485,477,477,477,477,477,477,485,477,477],"twin_sims":[0.8364922314694889,0.740634736505344,0.7076699182910444,0.6980211442658749,0.6973636008110088,0.6916027815091333,0.6711098366932772,0.6683784585720414,0.665149606811587,0.6343336861260147,0.632944829235406,0.6246992680654931,0.6219049602352235,0.6073066323367158,0.6068823986064339,0.6039223824700637,0.5997118893540758,0.5786275714823721,0.5669802124190727,0.5590820513802057,0.5586089622323077,0.5582269448714243,0.5442897304203923,0.5440993201766817,0.5440273440108766],"twin_dists":[0.07760759623147807,0.10064186929935341,0.10800334738388427,0.11012650216644444,0.110270757544637,0.1115323961671469,0.1159921638451233,0.11658370713563035,0.11728224103545996,0.12391688808699508,0.12421488440994687,0.12598292756080046,0.12658172714510002,0.1297083306531092,0.12979917055907936,0.13043299287787455,0.13133463032737797,0.13585346107049107,0.1383551486342881,0.1400549314331545,0.14015684747515414,0.14023915311913643,0.14324791886655364,0.14328911278219783,0.14330468498861776],"n_dims_used":45,"mean_confidence":0.9216408623589409},"coverage":{"mean_confidence":0.9216408623589409,"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}}