{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003584","490:4900004128","490:4900003035","490:4900003700","490:4900001414","490:4900003036","490:4900003310","490:4900001832","490:4900001684","490:4900003987","490:4900004135","490:4900001976","490:4900002143","490:4900003046","490:4900001679","490:4900003444","490:4900004817","490:4900003183","490:4900004971","490:4900004959","490:4900001539","490:4900007616","490:4900002139","490:4900001975","490:4900004957"],"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":[0.8447152582715578,0.7554678860089492,0.7553602540189361,0.6709071953324917,0.6672654722455464,0.6257088477603984,0.6001873448593584,0.5695232072851034,0.5675242180816169,0.55827339581647,0.5540905992198467,0.5340742492770791,0.5210652003869211,0.5143642959277333,0.5013210053073552,0.48506826834734373,0.4687374705041334,0.46864787882713427,0.4678471027997351,0.464762679195923,0.44736449853139254,0.4361430640704649,0.4343265218180085,0.4297490364016995,0.42394582749257365],"twin_dists":[0.07545152894684314,0.09726168555589261,0.09728639181807967,0.1160360711637448,0.11682458153432784,0.12576654211973662,0.1312328105978155,0.13780848944920188,0.13823818166490384,0.14022914483563217,0.1411308554823289,0.1454617920368003,0.14829370158968794,0.14975868946308019,0.15262420222240275,0.15622401617483306,0.15987886272503365,0.15989902821392252,0.1600793269974731,0.16077479267035813,0.16472893983438483,0.16730989383503134,0.16773013976195505,0.16879225837561745,0.17014545223385222],"n_dims_used":45,"mean_confidence":0.9201792399088542},"coverage":{"mean_confidence":0.9201792399088542,"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}}