{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001819","487:4870001812","487:4870001814","487:4870001904","487:4870002088","487:4870001753","487:4870001726","487:4870001910","487:4870001727","494:4940008700","494:4940008803","487:4870001818","490:4900003878","487:4870001633","487:4870001906","487:4870001533","490:4900003071","487:4870001270","494:4940008857","487:4870001844","487:4870001369","490:4900004155","487:4870002000","490:4900004579","490:4900003604"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,494,494,487,490,487,487,487,490,487,494,487,487,490,487,490,490],"twin_sims":[0.21228990555937408,0.18770776350761567,0.186922541700268,0.18280674312230094,0.1365863001012026,0.1329310660783233,0.1275915869567584,0.11101174831594003,0.10080426416599712,0.09646851985026951,0.09433280983040267,0.09278435041862301,0.09173269533241592,0.09113232251244839,0.08905037503093426,0.088912004090269,0.08715524099674236,0.08304306304226518,0.08217378401376998,0.08121736671382265,0.08033761540783944,0.07999853344360008,0.07875178208667023,0.07868957475529352,0.0762748319451098],"twin_dists":[0.22865305949257378,0.2375580804479464,0.23785553878590443,0.2394292256312898,0.25915077410406967,0.2609103514202404,0.2635473593120905,0.2723105504366938,0.2782210189647976,0.28087372245803616,0.2822149729741537,0.2832024672928112,0.2838805810496463,0.28427046541772844,0.2856384407111435,0.2857302545231716,0.28690590428127,0.28973341741497766,0.29034538661752957,0.29102471356633003,0.29165526634597316,0.29189977810260875,0.2928060206833279,0.29285153905312034,0.29464123491154415],"n_dims_used":43,"mean_confidence":0.9102689166401707},"coverage":{"mean_confidence":0.9102689166401707,"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}}