{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004669","474:4740004726","474:4740004324","474:4740004725","474:4740004668","474:4740004663","474:4740004664","474:4740004728","474:4740004661","474:4740004731","474:4740004547","474:4740005391","474:4740004665","474:4740005675","474:4740004321","478:4780006151","474:4740004604","474:4740004485","478:4780006008","474:4740004405","474:4740004605","478:4780004707","474:4740004714","474:4740004370","474:4740004238"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,478,474,474,478,474,474,478,474,474,474],"twin_sims":[0.8807502882783798,0.8714957179067293,0.8597820211828104,0.8564369493917864,0.8313776933174462,0.8309299168586982,0.820000426486001,0.809438272892996,0.7870136145807387,0.7829095814749856,0.7786915466265948,0.7666328404637881,0.7315241534959764,0.6743761854020295,0.6726904205115688,0.6485364517139097,0.6360626339681127,0.6328761607783125,0.6221661907920388,0.6053175549040767,0.6024754023552734,0.5919843883547014,0.5879445097983055,0.5848639479078082,0.5650421544161954],"twin_dists":[0.06544981831839752,0.06811773302424416,0.0713899597340272,0.07230512403009126,0.07892930737316761,0.07904435373124576,0.08182101329837356,0.08445133094399432,0.08988773264509366,0.09086353032556153,0.09186089089458893,0.09468327349178149,0.10269533692044402,0.11528395539829601,0.11564957447777724,0.12086522935818877,0.12354583091000369,0.12422961646360621,0.12652575377381278,0.13013424593473855,0.13074283962127012,0.13298982815144655,0.1338555177912323,0.1345158695219168,0.1387719612526261],"n_dims_used":45,"mean_confidence":0.9242901272243924},"coverage":{"mean_confidence":0.9242901272243924,"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}}