{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003611","487:4870004335","665:6650003348","487:4870004496","487:4870003610","487:4870002223","665:6650003930","665:6650003929","487:4870004334","497:4970003461","487:4870000482","487:4870000859","487:4870004494","497:4970003536","487:4870002805","497:4970003438","487:4870003327","487:4870002807","487:4870002934","487:4870003328","487:4870003342","487:4870001517","497:4970003409","487:4870003756","494:4940000970"],"twin_admin_codes":[487,487,665,487,487,487,665,665,487,497,487,487,487,497,487,497,487,487,487,487,487,487,497,487,494],"twin_sims":[0.4561149165266327,0.4479915022375751,0.3947997625015305,0.3593563242237752,0.33766763137210765,0.33574547037485053,0.3348778661032455,0.3300979701682175,0.30485206580964275,0.2939923489001761,0.27286847000698083,0.2607671106142605,0.2571608190798468,0.25634867288005675,0.24912769991590228,0.24817391252049106,0.2434736661463806,0.2421729957078082,0.22563745191674842,0.22504066106297826,0.22291260882981948,0.22007818565564063,0.21871989689990698,0.21815257998739376,0.21359168086814495],"twin_dists":[0.16273335359008334,0.16458546643645358,0.1770658075317933,0.1858104840979879,0.19137817293660067,0.19188066000465165,0.19210797734816737,0.19336612766689476,0.20018614771264437,0.20321946515094302,0.20931685373340844,0.21294090132296306,0.21404116447656657,0.21429028747424314,0.21652765999767626,0.21682626507846475,0.2183086592273333,0.2187221287955408,0.22410976572434207,0.2243090072427933,0.2250223426851813,0.225979548296907,0.22644117823063187,0.2266345567229462,0.22820164229117992],"n_dims_used":42,"mean_confidence":0.8948502313523066},"coverage":{"mean_confidence":0.8948502313523066,"n_dims_used":42,"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}}