{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000710","495:4950001566","495:4950001507","480:4800000746","480:4800000866","480:4800000865","480:4800000902","480:4800001184","480:4800000951","480:4800000910","495:4950001686","480:4800001020","480:4800001174","480:4800000423","480:4800000943","480:4800000421","480:4800001064","480:4800000559","480:4800001022","480:4800001016","480:4800000982","480:4800000952","480:4800000901","480:4800000860","480:4800001060"],"twin_admin_codes":[480,495,495,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5796359795912306,0.41905751211468417,0.3536942718513323,0.30203625932714845,0.2915768816918921,0.2881457444107309,0.2730324402887466,0.2722268298976341,0.26683814962093505,0.26561902121924685,0.2644895371215886,0.2579425798306778,0.2533991496523632,0.2525793859865667,0.24801703792955465,0.2421845221626424,0.22977931571709045,0.22526788876221257,0.22460787555948075,0.2119338486008097,0.2093722733715644,0.20880007866608907,0.2077094558607264,0.20709089326602778,0.2040593779091226],"twin_dists":[0.13563709856600914,0.17129131389604174,0.1872466183288299,0.20096650798177546,0.2039030743494152,0.20487994654771968,0.20926843927747316,0.2095064789468956,0.21111000918915035,0.21147556908054357,0.21181518251831502,0.2138018312270753,0.21519927173018424,0.21545309871623905,0.21687544867994085,0.21871845835396356,0.22273651985037576,0.22423310483113293,0.22445371458438884,0.22877685580744703,0.22967166781193915,0.2298725628249144,0.2302565163177982,0.23047489222730821,0.23155162478146474],"n_dims_used":42,"mean_confidence":0.900472913469587},"coverage":{"mean_confidence":0.900472913469587,"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}}