{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005551","487:4870007599","496:4960008471","496:4960008153","487:4870005401","494:4940007928","496:4960009273","466:4660002954","487:4870006728","496:4960008760","494:4940007912","494:4940007720","490:4900000673","494:4940006370","494:4940007494","496:4960009296","494:4940001235","487:4870008038","496:4960007149","466:4660001833","490:4900001168","490:4900002486","490:4900000695","494:4940008512","494:4940008125"],"twin_admin_codes":[487,487,496,496,487,494,496,466,487,496,494,494,490,494,494,496,494,487,496,466,490,490,490,494,494],"twin_sims":[0.788718222232647,0.47769974372209234,0.43148324750020994,0.41157356981907434,0.38313285969810845,0.3748378392647928,0.32537221526729593,0.31988934545998404,0.31831332981411414,0.31550099012704413,0.3049952743593326,0.30290590082284885,0.3014517384250101,0.29549414981153416,0.2898440411627662,0.2887550966598663,0.28685805931746067,0.279048320746848,0.2787730323620204,0.27864204398535697,0.2710131573612456,0.268554062753669,0.2678651468171265,0.26538288635376084,0.26483654244339494],"twin_dists":[0.08948081766447612,0.15786807762322075,0.1683893316484196,0.1730567178015114,0.17990063383312538,0.18194129628591468,0.19461989623564366,0.19608726376752544,0.1965116500883187,0.19727190404284414,0.20014657148297424,0.20072504993691812,0.20112902916487377,0.2027961104079021,0.20439556611843007,0.2047059542221156,0.20524835333471445,0.20750434371124554,0.20758455940585366,0.2076227447541156,0.2098659122918076,0.21059724067323063,0.2108028653304334,0.2115464956126751,0.21171074883801594],"n_dims_used":43,"mean_confidence":0.9112202843954397},"coverage":{"mean_confidence":0.9112202843954397,"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}}