{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003039","470:4700003032","470:4700003201","493:4930002614","470:4700003033","470:4700003395","470:4700003030","470:4700003905","470:4700003904","470:4700003034","470:4700005251","470:4700003040","466:4660001964","493:4930003788","496:4960012640","470:4700003741","493:4930004844","496:4960012366","470:4700003208","470:4700003883","470:4700004925","470:4700003026","470:4700003222","470:4700003025","470:4700003388"],"twin_admin_codes":[470,470,470,493,470,470,470,470,470,470,470,470,466,493,496,470,493,496,470,470,470,470,470,470,470],"twin_sims":[0.532073254567522,0.3838542279177174,0.356801393213439,0.35140346929637345,0.2796769445335596,0.2748904965193626,0.26289610545369424,0.25608429671824384,0.24811028498562263,0.23358464906870927,0.20474714643997524,0.20285760759403443,0.18498946502773686,0.18408406442791347,0.17777717131501483,0.1754979218328476,0.15993298871095035,0.15245302510243178,0.14033726963449542,0.13848301236497945,0.1374985704300349,0.13705679520942587,0.13529807551221398,0.13526273018071777,0.13485643049117182],"twin_dists":[0.14589641191743769,0.17972418161899154,0.18645706793464045,0.18783104005282142,0.20732135060968268,0.20872106631427703,0.21229583876206626,0.21437149161757166,0.21684621129258794,0.2214891816682332,0.2313063884624506,0.23198150139981133,0.23859158615500087,0.23893819207468667,0.24138663530136087,0.24228663107727957,0.24866812545868985,0.25189616424393263,0.257381396663892,0.2582515965381915,0.25871713466441815,0.2589268587436314,0.2597668296384486,0.2597837943699663,0.25997904564708213],"n_dims_used":42,"mean_confidence":0.9124574207124256},"coverage":{"mean_confidence":0.9124574207124256,"n_dims_used":42,"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}}