{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012618","490:4900012615","490:4900013212","490:4900013144","490:4900012617","490:4900012257","490:4900012323","490:4900013175","490:4900013001","490:4900012271","490:4900012324","487:4870000343","490:4900012479","490:4900012329","490:4900012413","490:4900012950","490:4900013179","466:4660007721","490:4900013025","490:4900013064","490:4900012610","490:4900012539","487:4870000283","490:4900013074","490:4900013063"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,466,490,490,490,490,487,490,490],"twin_sims":[0.6927982089226821,0.5269712752931853,0.48415286824096276,0.3696289380888978,0.3435399592967273,0.31945027467516096,0.3101861736903898,0.2751659922421973,0.27481109712852203,0.2743905055138749,0.2694517376525032,0.26702618342362056,0.2629475249259855,0.2553513074835734,0.25035179524640117,0.2433656601131673,0.23643730815619168,0.21851225574111133,0.20348417508813366,0.20000917079160857,0.18698439427237915,0.182279087712021,0.18128574747886358,0.1790052549427887,0.17329023752008552],"twin_dists":[0.11127091075302546,0.14700612925828654,0.15642783058968387,0.18323404502627502,0.18985250005454835,0.19620537753223627,0.19871922116704407,0.20864010020864035,0.20874441042286523,0.20886813701287538,0.21032979634766302,0.21105371911679086,0.21228029976088375,0.21459690999317713,0.21614549916406253,0.2183429387684776,0.22056283965318382,0.2265119167291952,0.2317571591333168,0.23300743071020397,0.23783207597252037,0.23963277589939908,0.24001710262058557,0.24090510451133199,0.2431663451796174],"n_dims_used":45,"mean_confidence":0.9142473856608073},"coverage":{"mean_confidence":0.9142473856608073,"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}}