{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004361","487:4870004379","487:4870003112","487:4870002868","496:4960008138","487:4870003667","487:4870004063","487:4870003809","487:4870008184","487:4870002447","496:4960007143","490:4900001068","487:4870006140","487:4870003813","490:4900001324","487:4870004696","487:4870010006","487:4870005996","496:4960005569","490:4900001462","496:4960006110","487:4870008186","487:4870002737","487:4870005999","487:4870001263"],"twin_admin_codes":[487,487,487,487,496,487,487,487,487,487,496,490,487,487,490,487,487,487,496,490,496,487,487,487,487],"twin_sims":[0.7667495720642865,0.5227262203021014,0.37108650596024145,0.32693562922151453,0.30289141751771026,0.2756232899436748,0.262722497523896,0.21062233659700408,0.20900850755790099,0.20668014294214956,0.17907516590248593,0.16917759847673927,0.1525220313965546,0.15141865948787,0.1436767461230394,0.1423230304775244,0.12948756522062443,0.12511875881552378,0.12130761520181488,0.11526030579669627,0.1100904382787721,0.1075393028562453,0.10748146128153854,0.10381478444672507,0.0978787976049694],"twin_dists":[0.09465614631454466,0.14793125207162766,0.1828714019078546,0.19420400770709412,0.20072906795697903,0.2085058134078125,0.21234831725788325,0.22923407141323657,0.22979934103875843,0.23062014860255678,0.24087776309389877,0.2448267564919729,0.25186585977691217,0.2523516231525101,0.2558355538730574,0.2564589340648128,0.2626016159014437,0.2647969719415083,0.2667601536379792,0.26997417876168756,0.2728262745546687,0.27427197236026085,0.27430505725691934,0.27643118073642553,0.28000079993576493],"n_dims_used":43,"mean_confidence":0.9074540249136991},"coverage":{"mean_confidence":0.9074540249136991,"n_dims_used":43,"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}}