{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003382","492:4920003862","492:4920002683","492:4920003861","492:4920003960","492:4920002909","492:4920003004","492:4920003258","492:4920002864","492:4920001599","492:4920002682","492:4920002527","492:4920002714","492:4920000408","492:4920006976","492:4920003383","492:4920002174","492:4920003672","492:4920002681","492:4920002908","492:4920002869","492:4920003629","492:4920002565","492:4920002064","487:4870010512"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,487],"twin_sims":[0.15708150917844266,0.15498403570936367,0.09699738960562829,0.0747939374796257,0.06552316815098885,0.05513180028922974,0.040451168817347,0.03801184533302845,0.03763100335749448,0.037144362981275374,0.033601744697525936,0.03064279413845945,0.028427411160464336,0.024191054131443485,0.024159979132842846,0.02358753875109125,0.02350098081920269,0.023472430372682308,0.022015999704413664,0.021352790461464065,0.02111031710472564,0.01949025853844421,0.019217068785407344,0.01757551996087567,0.017331426829452483],"twin_dists":[0.24988542852065512,0.25079117692926084,0.28054519929016264,0.29576150476613833,0.3032145967502786,0.3126728533483164,0.32895234797498335,0.3321262896781579,0.33263728987672925,0.3332966645257868,0.33833125495898664,0.3428960836153774,0.3465678934721571,0.35433475161541017,0.3543959347698962,0.3555353751991463,0.3557097487877077,0.3557673866140903,0.3587915618759591,0.3602266379398106,0.36076100150111334,0.36447513428004025,0.3651278131240144,0.3692296844103127,0.36986803108062566],"n_dims_used":45,"mean_confidence":0.921697998046875},"coverage":{"mean_confidence":0.921697998046875,"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}}