{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012838","490:4900012956","494:4940007753","487:4870004213","487:4870000475","490:4900012749","466:4660012448","487:4870003919","490:4900000806","487:4870004069","490:4900012836","487:4870000672","487:4870003773","490:4900012073","487:4870002531","490:4900012414","490:4900000805","487:4870002533","487:4870003240","487:4870000926","490:4900012822","487:4870000925","490:4900012699","496:4960005977","494:4940008294"],"twin_admin_codes":[490,490,494,487,487,490,466,487,490,487,490,487,487,490,487,490,490,487,487,487,490,487,490,496,494],"twin_sims":[0.24302129121361676,0.2361191954100669,0.15226381386951002,0.14543265509175676,0.13446394234055956,0.1248966728081457,0.12383332339282967,0.11649073170151937,0.10357356147156184,0.09712129138534982,0.08994925899677404,0.08500799051397756,0.08248216329759821,0.05963375075392943,0.059596845072242145,0.05765555390292627,0.057618638084325144,0.05714195057834305,0.056645294079144766,0.05543149084532952,0.049716541476311146,0.04736244600127289,0.04702239298959717,0.04676072988584631,0.044005689715623464],"twin_dists":[0.21845230213378924,0.22066577662880787,0.25197930902259175,0.25503342661836165,0.2601680793020259,0.2649101146043948,0.26545397076883764,0.2693099343387246,0.27657309097011185,0.2804684375984344,0.2850447397501809,0.288368745774044,0.2901276989243855,0.30840930979953424,0.30844316550774514,0.31024884972370614,0.310283669306997,0.31073494980089894,0.3112084521288604,0.312380267093883,0.3182013769029178,0.3207624113457157,0.3211411016591824,0.3214340578473837,0.32460497636259283],"n_dims_used":45,"mean_confidence":0.9122813754611545},"coverage":{"mean_confidence":0.9122813754611545,"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}}