{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004650","490:4900004649","490:4900004787","490:4900005086","490:4900005337","490:4900004794","490:4900007355","490:4900005078","490:4900004795","490:4900008933","490:4900005218","490:4900004930","490:4900005213","490:4900005074","490:4900004786","490:4900010873","490:4900005483","490:4900009791","490:4900004796","490:4900004512","490:4900005484","490:4900006370","490:4900005064","490:4900011928","490:4900005608"],"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":[0.4692280955930987,0.2845166342954502,0.2689187540676949,0.24224868988043838,0.23524705811815677,0.22104173882094572,0.21146054850104373,0.20662998309905012,0.20507226457187633,0.19650154892199304,0.13864116604794677,0.1364129549565184,0.13411456178617223,0.12568972085890445,0.12409525302472758,0.10557887296584142,0.10441447966247519,0.09687296124600148,0.09597264891706646,0.09507602113024985,0.08982028227448043,0.08527141208782699,0.08426859306882369,0.07983553309555279,0.07865445924206184],"twin_dists":[0.15976845498598174,0.20592078608528822,0.210488521508183,0.21869802709057182,0.22094845428990081,0.2256532296223049,0.22894163444101656,0.23063790046204766,0.2311906580563622,0.2342847173372392,0.2581770371547399,0.25923341713052905,0.26033669992365077,0.2645067912746029,0.2653196767907954,0.275401108454293,0.2760794931561679,0.2806223647879591,0.2811830361438658,0.28174554032043136,0.285129637325527,0.28818771374871777,0.28887928491812376,0.2920176134553613,0.29287724655419656],"n_dims_used":45,"mean_confidence":0.9327640109592014},"coverage":{"mean_confidence":0.9327640109592014,"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}}