{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003019","489:4890003021","489:4890003101","489:4890002765","489:4890002853","489:4890002680","489:4890002681","489:4890002433","489:4890003099","489:4890002856","489:4890002678","489:4890002764","489:4890003181","489:4890003258","489:4890001852","489:4890003098","489:4890003456","489:4890003182","489:4890002434","489:4890002588","489:4890002346","489:4890003184","489:4890002679","489:4890003025","489:4890001927"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7561851009423145,0.7327148894637909,0.7064585227510234,0.6749618154260322,0.622252696499308,0.5828169704197349,0.5449280918936337,0.5226057064009741,0.5179678536873558,0.514085451982575,0.5121666161490817,0.4675552417197798,0.45959387964563714,0.4525996336069291,0.45242895895633656,0.43579200255894524,0.43472138185926484,0.433532419646606,0.414667371644384,0.41028944493016484,0.4085958790319223,0.40100748371128025,0.40056202509787014,0.3920503708162007,0.3899123199957094],"twin_dists":[0.09709698274219773,0.10242785372331685,0.1082705869282237,0.11515688311119421,0.1265072180847628,0.13495478967998267,0.14310983252637013,0.14795754034729908,0.14897029399091696,0.1498197520613016,0.15024017264277836,0.1601450671967155,0.16194385673181114,0.16353331666533863,0.16357221459826338,0.167391055292527,0.16763873171406102,0.16791407116555504,0.17232524895297935,0.17336102745743587,0.1737630057784515,0.1755733213888698,0.17568006782322626,0.17773027729718402,0.1782485002565625],"n_dims_used":45,"mean_confidence":0.9179375542534722},"coverage":{"mean_confidence":0.9179375542534722,"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}}