{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012351","490:4900012566","490:4900012841","490:4900012706","490:4900001154","490:4900001152","490:4900003984","490:4900007241","490:4900012705","490:4900012285","490:4900007257","490:4900003981","490:4900012421","494:4940008494","490:4900005233","490:4900006517","490:4900003705","466:4660003709","490:4900003838","490:4900005763","490:4900007365","490:4900005107","490:4900006870","490:4900001017","490:4900006865"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.6666628326803348,0.5596775918393646,0.46674416860294016,0.4596589742209159,0.41574318728262216,0.4123035231127873,0.37547516885190807,0.35929259850296624,0.3396911880068835,0.334361836057525,0.30441622100225224,0.2965730705791818,0.29491014205594746,0.2883284467821268,0.287975877864303,0.2784755658898024,0.2782737232263465,0.26696686139243303,0.2649540772853523,0.26450364460807263,0.2637954624818253,0.26048980673364547,0.2600336392994581,0.2542939854970403,0.25253420491725337],"twin_dists":[0.11695496615028968,0.13992665326869697,0.16032783109665674,0.16192910500699248,0.17207144759601564,0.17288391974228745,0.1817837325732076,0.1858265826434634,0.19085084364409516,0.19224333184748438,0.20030666138981884,0.20249274780980078,0.20296058970221525,0.20482775527521482,0.2049284888627988,0.2076712917336624,0.20773017514657713,0.21107147518579994,0.21167539525682774,0.2118109351049963,0.21202432602868712,0.21302516430755677,0.21316390040501407,0.21492279505974737,0.21546710356041118],"n_dims_used":45,"mean_confidence":0.9090010748969184},"coverage":{"mean_confidence":0.9090010748969184,"n_dims_used":45,"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}}