{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005476","490:4900005208","490:4900004923","490:4900005215","490:4900005346","490:4900005204","490:4900005209","490:4900005062","490:4900005343","490:4900005214","490:4900005203","494:4940007763","490:4900005072","490:4900005199","490:4900004096","490:4900004785","490:4900004647","490:4900005073","490:4900004925","490:4900010351","490:4900005351","490:4900005344","494:4940007970","494:4940007449","490:4900009474"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,494,494,490],"twin_sims":[0.2916372923185089,0.10744533796198981,0.050251658808258,0.04449186591600196,0.03737906853326972,0.03629753552923027,0.022182560923320743,0.011686254719662266,0.008140321114296413,0.007856959074576304,0.006148422479169255,0.004260365587113697,0.0037365373950937622,0.0032974618762942375,0.0024981312197859037,0.0019412642109525595,0.0019033836525991915,0.0016140764621975772,0.0013807828251696293,0.001315505998227759,0.0012677734591354643,0.0012030634922879835,0.0010973790382948231,0.0008782383689330218,0.000737053471156356],"twin_dists":[0.20388593645600775,0.274325726501162,0.31763336855415153,0.32403353490841513,0.33297774103592964,0.3344617521638704,0.3584370605279811,0.3874241916274148,0.4028590892605348,0.40433979267342224,0.41444248182201643,0.42911286510641017,0.43423922495631556,0.439068061820537,0.44960635504880786,0.4589704795519628,0.45969412287356887,0.46570435366238894,0.47132468438722436,0.4730546549024213,0.4743706530596729,0.4762298955453557,0.47947545226312616,0.4872489392761773,0.4932786260806341],"n_dims_used":44,"mean_confidence":0.9362801638516512},"coverage":{"mean_confidence":0.9362801638516512,"n_dims_used":44,"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}}