{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013187","490:4900012603","490:4900012386","490:4900013081","490:4900013010","490:4900012868","490:4900012517","490:4900012387","497:4970001854","490:4900013155","490:4900012317","490:4900012655","490:4900012390","490:4900012971","497:4970001852","490:4900013120","490:4900013194","490:4900013153","494:4940007414","494:4940007631","497:4970001012","490:4900012590","490:4900013021","494:4940007423","490:4900013090"],"twin_admin_codes":[490,490,490,490,490,490,490,490,497,490,490,490,490,490,497,490,490,490,494,494,497,490,490,494,490],"twin_sims":[0.1273548729276798,0.10434797063125052,0.09618809634418325,0.0869250783528622,0.07938715596734372,0.05629885239749524,0.0535186015274399,0.05250060059296216,0.03909426117504747,0.03219114493444995,0.023775019213234945,0.023429845661620142,0.02258431269382848,0.022037190518216544,0.021782749903472585,0.018898292372692655,0.016309360419773922,0.016090590184768487,0.015796726661781994,0.015335118723221809,0.01405625588885126,0.013674306813445353,0.013305815789585805,0.01298830203465379,0.011678307946990008],"twin_dists":[0.2636661811496405,0.2761184192812727,0.2810484906031021,0.28706132395873224,0.2923427505924629,0.31154077655048934,0.31427081966094556,0.31529987841128015,0.33069725208037654,0.3404626363106452,0.3551595831537147,0.3558534699168852,0.3575914116346023,0.35874633119282207,0.35929193780720636,0.3658997294204725,0.37262962134207483,0.3732404156876873,0.374072457629554,0.37540735530984287,0.3792996674581207,0.38052278953458074,0.3817317654689627,0.3827974744689525,0.3874538063387613],"n_dims_used":45,"mean_confidence":0.9090723673502604},"coverage":{"mean_confidence":0.9090723673502604,"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}}