{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000769","489:4890000548","489:4890000713","489:4890001001","489:4890000606","489:4890000502","489:4890001006","489:4890000605","489:4890000552","489:4890000942","489:4890000771","489:4890000714","489:4890000830","489:4890000551","489:4890000770","489:4890000610","489:4890001125","489:4890000633","489:4890000665","489:4890000637","489:4890000772","489:4890000553","489:4890000521","489:4890000361","489:4890000747"],"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":[0.9618862977978802,0.9079183252547617,0.8545048539164511,0.8101750424288662,0.8087510688049769,0.8081215708252089,0.8016031803779372,0.800937719256547,0.796714951238884,0.7884618714513081,0.7821050485800867,0.7718985386985301,0.7628078562738646,0.7588922284313007,0.7438419000238949,0.7401319554978126,0.7343875447735442,0.7299846896441303,0.7292891840240372,0.7260151149804657,0.7256636014437997,0.7167324499728824,0.7130727257443992,0.7123593688667791,0.707223389628954],"twin_dists":[0.03620635583640427,0.057085962538807,0.07283008670538295,0.08426941970314208,0.08462080065138466,0.08477586835944774,0.08637221341151186,0.08653424886491999,0.08755858537689652,0.08954207420659474,0.09105418968146424,0.09345589141788391,0.09557017024439778,0.0964741931207,0.09991506344541945,0.10075561785210056,0.10205166647495192,0.10304077115176229,0.10319669193053704,0.10392952887694971,0.10400809695974939,0.1059974206687094,0.10680893377161992,0.10696688007683955,0.10810187729242918],"n_dims_used":45,"mean_confidence":0.9162308586968316},"coverage":{"mean_confidence":0.9162308586968316,"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}}