{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004061","490:4900003508","490:4900006068","490:4900006067","490:4900004201","490:4900006066","490:4900006436","490:4900006794","490:4900004757","490:4900004612","490:4900007540","490:4900006793","490:4900005819","490:4900005820","490:4900004882","490:4900004203","490:4900005941","490:4900004754","490:4900003646","490:4900006437","490:4900003509","490:4900004341","490:4900002077","490:4900004756","490:4900005812"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3805459387575193,0.23725605405827105,0.18629505945378963,0.1329179726798144,0.1056996587772921,0.09630454072358627,0.0873027352450991,0.07517223016630473,0.05106596555432099,0.04522228503448991,0.043676539422737234,0.04041577906445729,0.0375251693828873,0.034100726623759736,0.033770002470425955,0.033131431196086726,0.03258437375058864,0.029854739960685814,0.02239080718855421,0.021737612884965608,0.021085928333875487,0.020719588049951117,0.01976462536583809,0.018190980949058116,0.017795674863815936],"twin_dists":[0.18053472889907138,0.2202983198945762,0.23809387312722066,0.2609167193515578,0.27533107140695723,0.28097587047604644,0.28680647877341126,0.2954736436451734,0.31677859967408084,0.3231847890733914,0.32499487029208823,0.3289972247438573,0.3327800721502223,0.33759556273941504,0.3380821434967289,0.3390332565353725,0.3398605868674086,0.34417531404800256,0.357997077077516,0.35938930483004605,0.3608150447846245,0.36163343984866786,0.36382763289798603,0.36765397654364257,0.36866056925710683],"n_dims_used":45,"mean_confidence":0.9002698262532552},"coverage":{"mean_confidence":0.9002698262532552,"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}}