{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001190","480:4800000716","480:4800000442","480:4800001134","480:4800000993","480:4800000609","480:4800000803","480:4800000878","480:4800001192","492:4920004400","480:4800000649","480:4800000923","480:4800000380","480:4800000890","489:4890002481","470:4700001662","480:4800000383","480:4800000502","492:4920006372","480:4800001189","492:4920006858","487:4870007030","480:4800000351","492:4920005022","492:4920004397"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,492,480,480,480,480,489,470,480,480,492,480,492,487,480,492,492],"twin_sims":[0.2587484604674532,0.19196415370401854,0.18812150059009589,0.14696352552872588,0.13350173159429726,0.11279512542034621,0.10221415531156612,0.08018917136325435,0.07440221557914778,0.06263367770976408,0.062244699588644335,0.04624059951582416,0.04622673289854744,0.04488521460810258,0.044260449631537774,0.0441758865534759,0.04194200881989046,0.04091331548605868,0.036779619825771215,0.036206757159436706,0.031490288420575156,0.029471017573295698,0.027693431677678598,0.027039671177264687,0.026382516824765834],"twin_dists":[0.21355559237748808,0.2359606510450225,0.2374016991264853,0.25433993348556555,0.2606332672875345,0.2713215840718558,0.2773776772392658,0.29176220719836077,0.29606082602364486,0.30571318649085144,0.3060567119363461,0.3220204894865341,0.3220361991105932,0.3235750242310634,0.32430487947963044,0.3244043301679039,0.3270912803709011,0.32836933348696123,0.3337956949627512,0.3345880128506313,0.3415514364483749,0.3448087145901983,0.3478386968153611,0.3489952554195801,0.3501823567569835],"n_dims_used":43,"mean_confidence":0.9158468911814135},"coverage":{"mean_confidence":0.9158468911814135,"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}}