{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008042","487:4870003826","466:4660012155","466:4660013652","490:4900004036","490:4900001064","496:4960006762","466:4660011684","490:4900002345","494:4940008290","490:4900001325","466:4660011024","490:4900000691","496:4960008677","490:4900001322","466:4660013353","490:4900003890","466:4660011031","466:4660013841","487:4870004114","466:4660013581","490:4900001044","490:4900001024","466:4660002244","466:4660013128"],"twin_admin_codes":[487,487,466,466,490,490,496,466,490,494,490,466,490,496,490,466,490,466,466,487,466,490,490,466,466],"twin_sims":[0.3989288093043358,0.386476782998612,0.3786277639801264,0.36841249534356324,0.34870305401995316,0.34373364285501984,0.34248561215321033,0.33755556152967614,0.3372616575491076,0.3340800094704167,0.3330198310337867,0.33208371800606035,0.3317391836907101,0.3309664939387767,0.32929386499600666,0.32815395489653076,0.3274147795186553,0.32280791932725417,0.3187600602612192,0.3166232396421481,0.31602106290027615,0.31323572071601163,0.31318297502437836,0.3124433970818223,0.3117875334822455],"twin_dists":[0.1760719015653431,0.17908401320079745,0.18100624670991083,0.18353724117298476,0.18852252103394584,0.18980241804381454,0.19012539344448434,0.19140742749221779,0.19148417268553264,0.19231730280071282,0.19259587219668467,0.192842244755136,0.19293301710957958,0.19313678066654716,0.19357875939891153,0.19388067891456842,0.19407676782541197,0.1953044412857726,0.1963912356334756,0.1969680713730841,0.19713102602048097,0.19788706499550351,0.19790141879289241,0.19810282689939046,0.19828166474643916],"n_dims_used":43,"mean_confidence":0.9096244102300599},"coverage":{"mean_confidence":0.9096244102300599,"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}}