{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006653","492:4920006935","491:4910001695","491:4910001467","492:4920006021","491:4910000728","492:4920004083","492:4920005171","492:4920004181","492:4920005911","492:4920006354","492:4920004802","492:4920006045","492:4920004902","492:4920007035","491:4910003110","492:4920006265","492:4920005186","491:4910001771","491:4910002252","492:4920006949","492:4920003893","492:4920004461","492:4920007004","492:4920005642"],"twin_admin_codes":[494,492,491,491,492,491,492,492,492,492,492,492,492,492,492,491,492,492,491,491,492,492,492,492,492],"twin_sims":[0.03516670035134431,0.0345941043711942,0.03392797347482776,0.03228851650765914,0.03081467984253113,0.029235262960564883,0.025280629719836138,0.022340916527200168,0.020591380219730334,0.01932421076629234,0.01752482849006612,0.017322395627110555,0.015474474631413961,0.014424131449236866,0.013921915089718746,0.013895448136235477,0.013759538130394624,0.01352581847513388,0.012652624558925593,0.012498358952062503,0.012253137226225,0.011456895883958585,0.011308743943754364,0.011269340325474365,0.010218347725218542],"twin_dists":[0.3360541274312057,0.33687709660841947,0.3378492230755447,0.34031297364915686,0.3426208156314873,0.3452013868328639,0.35223133256112105,0.35810216148478335,0.3619228314625592,0.36487087990243644,0.3693616094598702,0.369891800106014,0.37500067551869903,0.3781490428626459,0.3797264856174196,0.3798110031078345,0.3802472599778531,0.381006456976215,0.3839495180283711,0.38448805890806803,0.3853563721207293,0.38828620753970716,0.388851201079933,0.38900257782829695,0.3932247056350125],"n_dims_used":44,"mean_confidence":0.8965700322931464},"coverage":{"mean_confidence":0.8965700322931464,"n_dims_used":44,"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}}