{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001715","487:4870002513","490:4900001578","473:4730003248","478:4780005607","494:4940004703","493:4930000256","487:4870010973","493:4930002672","467:4670002342","494:4940004464","473:4730003314","473:4730002511","468:4680002169","494:4940004585","493:4930002673","468:4680002687","494:4940004704","496:4960005361","494:4940004702","469:4690003403","473:4730003249","484:4840003197","469:4690002794","484:4840004068"],"twin_admin_codes":[490,487,490,473,478,494,493,487,493,467,494,473,473,468,494,493,468,494,496,494,469,473,484,469,484],"twin_sims":[0.32159100995938944,0.03906210313230385,0.03328760603376543,0.027757555759210954,0.0204952925725911,0.017377467143467187,0.016364731211614282,0.01296933173374568,0.012156540647991093,0.01128056596381697,0.009004969471334178,0.008922077626920315,0.008431805504978318,0.008359021538477684,0.008131081806006647,0.008076675562676033,0.0073884645960098794,0.006576460002194294,0.005969572205393363,0.004737459039258794,0.004434927691012746,0.003957745945599172,0.003469191570750141,0.003374175338450866,0.003318832718011826],"twin_dists":[0.19563035849462576,0.3307392226465078,0.3387992087126671,0.3477265254797191,0.36214075209752034,0.3697470270892363,0.3724761711729996,0.3828618737902728,0.38570264782643293,0.38895940448808963,0.39861011505925537,0.3990012462866591,0.40138337411285635,0.4017475303035139,0.40290663519636527,0.4031875983140382,0.40689638872665185,0.41169428598878344,0.4156421901618488,0.42492004231420505,0.4275315034423773,0.4319993509170725,0.4371133696754516,0.43818367604611336,0.4388198188646257],"n_dims_used":45,"mean_confidence":0.895513407389323},"coverage":{"mean_confidence":0.895513407389323,"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}}