{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001019","480:4800000858","480:4800000980","480:4800000822","480:4800000900","480:4800000819","480:4800000782","480:4800001182","480:4800001117","480:4800001015","495:4950001012","480:4800000635","495:4950001170","480:4800001121","480:4800000360","480:4800000389","495:4950001062","480:4800000978","495:4950001116","480:4800000821","480:4800000673","495:4950001011","480:4800000911","495:4950001114","480:4800001176"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,480,495,480,480,480,495,480,495,480,480,495,480,495,480],"twin_sims":[0.720914770521873,0.6816423268126011,0.6814179750533448,0.6650091269349473,0.6641480215877159,0.6495007582997923,0.6487681207378001,0.6476121222842692,0.6453059982495987,0.6438786659722396,0.6437464461887439,0.6271365870692234,0.6262340271014316,0.6140761171272969,0.6104266309095951,0.6051149831168685,0.6041252888562184,0.6026799190069262,0.6015946819575556,0.5996769233218201,0.5994354948138444,0.594983881079778,0.5931438839976497,0.5925123402196737,0.5920594730162243],"twin_dists":[0.10506747432888737,0.11370512567788424,0.11375394804490596,0.11731261488568956,0.11749876724900186,0.12065770103132394,0.12081537628820174,0.12106410940481055,0.12156011391531363,0.12186698000758361,0.12189540157364981,0.12546049173999113,0.12565397018683064,0.12825871880724563,0.12904024384838875,0.13017762219328502,0.13038954443509554,0.13069904526239218,0.13093143585656591,0.13134211844075994,0.131393821573086,0.13234725976769007,0.13274141821717778,0.13287671724503491,0.1329737413771738],"n_dims_used":42,"mean_confidence":0.9003871736072359},"coverage":{"mean_confidence":0.9003871736072359,"n_dims_used":42,"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}}