{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002985","480:4800002851","480:4800003112","480:4800003199","480:4800002653","480:4800003391","480:4800002850","480:4800002901","480:4800003073","480:4800002945","480:4800003288","480:4800002805","480:4800002606","480:4800002657","480:4800003702","480:4800003072","480:4800003194","480:4800003081","480:4800002660","480:4800002646","480:4800003296","480:4800003116","480:4800003025","480:4800002712","480:4800002699"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5481091149307439,0.46719625619158267,0.46275858200898984,0.4345017149705906,0.40777949104234024,0.3615880296828648,0.35321020557290916,0.3122683446526298,0.2982143858462589,0.27505559074146246,0.26807101417028156,0.25769423095949073,0.2320314369477971,0.22543937498089345,0.22120253303395865,0.21650531846186968,0.21169886635070023,0.20223060220848887,0.1972985536424265,0.18542255810628536,0.18525178509786805,0.1849661579559268,0.16581421956830136,0.16506062217711298,0.15171316795966638],"twin_dists":[0.14242215312945253,0.16022594610147098,0.1612275278711621,0.1676895793554119,0.1739570428939362,0.18524762164582745,0.18736994723237776,0.19815053841409203,0.20203249826952854,0.20867254040725172,0.21074138460899047,0.21387781264854072,0.2219966773056198,0.2241758558069159,0.22559886746692967,0.22719797265053257,0.22885863326402994,0.23220647720218196,0.2339931158429665,0.23842621130362107,0.2384913878085524,0.23860049358748137,0.24620635620144724,0.24651823068244966,0.2522217109996971],"n_dims_used":43,"mean_confidence":0.9130653558775436},"coverage":{"mean_confidence":0.9130653558775436,"n_dims_used":43,"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}}