{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003279","470:4700007929","489:4890002961","489:4890003415","489:4890002881","489:4890003133","470:4700008202","489:4890003289","489:4890003483","489:4890002425","489:4890002795","489:4890002317","489:4890002804","489:4890003355","489:4890003363","489:4890002802","489:4890003213","489:4890003122","489:4890001721","479:4790000301","489:4890002973","489:4890003523","470:4700008299","489:4890002739","489:4890002911"],"twin_admin_codes":[489,470,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,470,489,489],"twin_sims":[0.7073001249240968,0.6988472543031558,0.6716700816257263,0.654019373063361,0.6388669168769056,0.6315905026514503,0.6197308742705409,0.6192365860958261,0.6076445284511951,0.6052939926751467,0.5983964405626688,0.5696310454433002,0.5693579516780112,0.5682068024003413,0.5649282290927303,0.5557357394014716,0.5456160037789729,0.5368453797156804,0.5328297199769927,0.5297342432613409,0.5251490698943851,0.5228771615931143,0.5179738023737459,0.5173549048821714,0.5172960634099104],"twin_dists":[0.10808494703902656,0.10994519041335582,0.11587075522897744,0.11968458009001719,0.12294376306647675,0.1245054131201463,0.12704751833714237,0.1271534073498546,0.12963597785176365,0.1301392912606843,0.13161634594841912,0.137785313999911,0.1378440054089228,0.13809143740695945,0.13879646829075065,0.14077608284268744,0.14296105968658365,0.14486044046847268,0.1457320667802656,0.14640488057020243,0.14740303620665707,0.14789832848275913,0.14896899362467744,0.14910430214103645,0.14911716858220217],"n_dims_used":45,"mean_confidence":0.9146711561414931},"coverage":{"mean_confidence":0.9146711561414931,"n_dims_used":45,"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}}