{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002017","500:5000000893","500:5000000896","500:5000000951","485:4850007995","500:5000001127","500:5000002378","485:4850007964","485:4850007965","500:5000001897","485:4850008017","485:4850007580","485:4850007960","477:4770002269","500:5000000952","485:4850008018","485:4850007754","485:4850007579","485:4850007757","485:4850008010","500:5000001230","485:4850007523","485:4850007966","500:5000000837","485:4850007968"],"twin_admin_codes":[500,500,500,500,485,500,500,485,485,500,485,485,485,477,500,485,485,485,485,485,500,485,485,500,485],"twin_sims":[0.8764908128596309,0.8727636158004778,0.8418004780175136,0.8415447749391103,0.8255536418289716,0.8071496303734382,0.802254897727968,0.7849899161653042,0.7795156374976747,0.766908177719054,0.7457469603674298,0.7419038343003773,0.7397426462898509,0.7389499537029227,0.7380073455561157,0.7360774302168633,0.7252682470244339,0.7246738586769298,0.7217280844891488,0.7194913220521806,0.7157244983062528,0.7156543765073684,0.7143594956898318,0.7052746875257648,0.7041918215245415],"twin_dists":[0.06668749674146371,0.06775678641717708,0.07622033802753912,0.07628753940392023,0.08041759388002855,0.08501497282308432,0.08621335999317917,0.09036957759504606,0.09166646378487475,0.09461928221240884,0.09948231971280874,0.10035452100729371,0.10084365956462284,0.10102283166637785,0.10123572599201658,0.1016710645629582,0.10409643865575584,0.10422920396238508,0.10488630551820843,0.10538429393231838,0.10622112919745742,0.1062366864684712,0.10652383480410593,0.10853155227946357,0.10877009419894736],"n_dims_used":45,"mean_confidence":0.9222078111436632},"coverage":{"mean_confidence":0.9222078111436632,"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}}