{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002643","490:4900004727","490:4900005791","490:4900008538","490:4900007520","466:4660003774","466:4660003940","490:4900004583","472:4720006689","490:4900000901","466:4660003862","478:4780003749","466:4660009396","487:4870005430","493:4930006884","466:4660007045","496:4960002709","496:4960000349","466:4660005697","466:4660003801","490:4900002789","490:4900004584","466:4660003474","487:4870003869","466:4660005336"],"twin_admin_codes":[490,490,490,490,490,466,466,490,472,490,466,478,466,487,493,466,496,496,466,466,490,490,466,487,466],"twin_sims":[0.4236540078186273,0.2656143574729508,0.25001247657651665,0.2458423891947154,0.21428968729711748,0.20673444704920338,0.20368938938143183,0.1993554348306991,0.17249009084326358,0.16820701942720834,0.16605475801624253,0.1443929100210237,0.14330757390741572,0.1431777071852477,0.13860540654612707,0.13836570731035167,0.1353304710593134,0.13526344715399813,0.13416400705542103,0.1325827694877625,0.12770951659308125,0.12669626537526563,0.1263132982875176,0.12564858795965833,0.1246195369953602],"twin_dists":[0.1702137008689904,0.21147696952410022,0.21625131404069542,0.21755931574335835,0.22796036024388883,0.23060093338025617,0.23168378527575287,0.23324430635633744,0.24348716258649322,0.24522282880986074,0.2461070253939249,0.2555075257297826,0.25600512189975344,0.2560648493492576,0.2581938899202248,0.2583069394969389,0.2597512836369509,0.2597834502105987,0.2603128162579029,0.26107990524960784,0.26348822520511084,0.2639976608080618,0.264191010483647,0.26452766280831763,0.26505151717988235],"n_dims_used":45,"mean_confidence":0.9058497111002605},"coverage":{"mean_confidence":0.9058497111002605,"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}}