{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000713","487:4870001259","487:4870001622","487:4870000383","487:4870000980","487:4870000445","487:4870000451","487:4870000983","487:4870001357","487:4870001262","487:4870000972","487:4870000112","487:4870001459","487:4870001529","487:4870000636","487:4870001153","487:4870001356","487:4870001547","466:4660013202","490:4900012759","487:4870000391","487:4870000180","487:4870000276","487:4870000143","487:4870001249"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,490,487,487,487,487,487],"twin_sims":[0.23233442108600527,0.21895977082259596,0.21446380493285383,0.2085060255109519,0.17479288166177775,0.1725868430888386,0.16240755216915392,0.15699428138764243,0.1422341653441741,0.13924135726890585,0.13920353680942593,0.1360608541267124,0.12910679618735701,0.12755031055456992,0.12389202940747436,0.12309961167910122,0.12287250682589507,0.11980117199342273,0.11231813180576213,0.10862018593677997,0.10349704995396859,0.10098707860606511,0.09474922110428599,0.09421319370251915,0.09053461930663621],"twin_dists":[0.22189750557245697,0.22635951485849728,0.22790025522666355,0.22997594938271956,0.24256671166099358,0.2434483134471993,0.2476244581135728,0.2499229193114403,0.25650000994851463,0.2578946618449182,0.2579124285920299,0.2594015251522552,0.26279070515474623,0.2635680665424979,0.265423852829737,0.26583130622457607,0.26594844927811706,0.2675491233757499,0.2715849107070474,0.2736562398919451,0.27661815611315005,0.2781111483392802,0.28195159875758435,0.28229079785981626,0.28466064024925664],"n_dims_used":43,"mean_confidence":0.903222727221112},"coverage":{"mean_confidence":0.903222727221112,"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}}