{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006401","490:4900000412","490:4900006523","496:4960007609","490:4900000192","487:4870006000","490:4900006765","487:4870011577","490:4900003719","466:4660012225","487:4870005406","487:4870012021","490:4900000893","490:4900005013","490:4900000574","490:4900000064","487:4870003037","487:4870001314","487:4870003971","493:4930003900","490:4900012281","487:4870008672","487:4870002372","490:4900000335","490:4900012750"],"twin_admin_codes":[490,490,490,496,490,487,490,487,490,466,487,487,490,490,490,490,487,487,487,493,490,487,487,490,490],"twin_sims":[0.009316334242218635,0.009124903155117384,0.003921142935927022,0.0034630903483109164,0.003037041997500975,0.0026000496508193534,0.0021520744320280704,0.00213584165634543,0.002126249668249372,0.0020291096050971836,0.00183133205305531,0.0017523670643869056,0.0016269365020220733,0.0015568673416379833,0.0014436442480654848,0.0013126948400567504,0.0013123110438335354,0.0011020442649827568,0.0008981378942332869,0.0007870333482639084,0.0006729949112709014,0.0006244906624104498,0.0005944412912596168,0.000566520337387105,0.0005619668383659134],"twin_dists":[0.3971690950548885,0.3980498578649583,0.43236198389599945,0.4371812885707547,0.4422172421808492,0.4481036734726887,0.455166001901289,0.4554464953107312,0.4556131614905272,0.45734109727242,0.46110790141774616,0.4627174021132605,0.46541683549061136,0.46700957172987195,0.46972873552418526,0.4731309256944749,0.4731413503565516,0.47932619224367834,0.486472694326581,0.49102999803481445,0.49637793863964147,0.4989132843573013,0.5005777418616953,0.5021961974344498,0.5024671779655189],"n_dims_used":45,"mean_confidence":0.9041304694281684},"coverage":{"mean_confidence":0.9041304694281684,"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}}