{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003069","489:4890003502","489:4890003401","489:4890002333","489:4890003500","489:4890003333","489:4890002089","489:4890002744","489:4890003324","489:4890001898","489:4890003535","489:4890002166","489:4890002179","489:4890003428","489:4890002752","489:4890002330","489:4890002665","489:4890001998","489:4890001991","489:4890002100","489:4890002475","489:4890002551","489:4890002253","489:4890001650","489:4890002577"],"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":[0.7863753966381446,0.7003354950317133,0.6229028358119608,0.6000256483719907,0.5583385322838929,0.5422804625240932,0.5036307093361523,0.5008900447336115,0.4862618081237196,0.466350914216709,0.45562338614524406,0.4528607046624316,0.44822261694644355,0.4439597959296894,0.4328753621681909,0.42413287460717397,0.4193297729716261,0.4157588428975499,0.4141514654244619,0.41107447265299657,0.40340999637299607,0.4011502768223684,0.396454313934715,0.39460000675543405,0.3944141586743792],"twin_dists":[0.09003983743462383,0.1096183419995007,0.12636790739676879,0.1312674380253167,0.140215110783868,0.14368274063708739,0.15211535107511753,0.1527192183874358,0.155958452021195,0.1604164847046782,0.16284507393577882,0.16347382724346843,0.16453260100589798,0.16550935518087362,0.16806636236213496,0.170101717345137,0.17122734571715434,0.17206775628744794,0.17244705995431184,0.1731749435283045,0.17499852222431755,0.17553911486502694,0.17666696880104063,0.17711401187462247,0.17715887020055515],"n_dims_used":45,"mean_confidence":0.9141109890407986},"coverage":{"mean_confidence":0.9141109890407986,"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}}