{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001441","487:4870001631","487:4870001539","487:4870001634","487:4870001536","487:4870001537","487:4870001908","487:4870001347","487:4870001534","487:4870001909","487:4870001635","487:4870001535","487:4870001816","487:4870001349","487:4870001629","487:4870001350","487:4870001348","487:4870001445","487:4870001538","486:4860003436","486:4860003443","485:4850005996","487:4870001728","486:4860003375","485:4850005594"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,486,486,485,487,486,485],"twin_sims":[0.9063456452862744,0.8589454314598299,0.8230279148978566,0.5914410358536757,0.5047136181793757,0.4862054023629864,0.4187623519215945,0.35301757546253687,0.28651902657800693,0.2510118840745599,0.17775936623362787,0.17633250478445206,0.16561131512084085,0.15285321727303475,0.1330794697234294,0.10360069478979457,0.09660273319921185,0.09305957781082026,0.09301242081430953,0.08394042677547102,0.08323772053805696,0.07701355733459553,0.0769086660894567,0.076058467698905,0.07538102866710326],"twin_dists":[0.057595942104052986,0.07161960006250666,0.08105773805140246,0.13310624344195185,0.1518769938922812,0.15597099786276267,0.17136068227858348,0.18741904935181597,0.20534551536475787,0.21593991586021083,0.2413936340097081,0.24195612345418177,0.24629022687232893,0.2517205577006391,0.2608382087522027,0.2765571157286932,0.2807902180678242,0.28302600188737154,0.2830562078930974,0.2891070228517674,0.2895970814114909,0.2940889432167918,0.2941671022654182,0.2948038104873093,0.295315259082964],"n_dims_used":42,"mean_confidence":0.907128651936849},"coverage":{"mean_confidence":0.907128651936849,"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}}