{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003076","480:4800003640","480:4800002864","480:4800002993","480:4800003402","480:4800002773","480:4800002809","480:4800003252","480:4800003642","480:4800002770","480:4800003207","480:4800002769","480:4800002951","480:4800002948","480:4800002714","480:4800002992","480:4800003300","480:4800002950","480:4800003708","480:4800003450","480:4800003033","480:4800003776","480:4800002715","480:4800002716","480:4800003403"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.695803873865151,0.6465362507005671,0.5957090636601957,0.5939827479250812,0.5556820745904004,0.5161686870244769,0.501291637535163,0.4566387192862053,0.4481441962943571,0.4244215324243728,0.35876402382212463,0.32639618875188126,0.2967867116400543,0.2860799160272266,0.2825786274072249,0.2808800941569592,0.2733141020931009,0.2633522341464642,0.2469560207264341,0.244618245055479,0.24360716736816626,0.23990269730725797,0.2345072517692574,0.23317160659917005,0.22686782595426894],"twin_dists":[0.1106127290062264,0.12129554163018,0.13219192620345332,0.13256171334539993,0.14078765310529615,0.14936375238457159,0.1526306763744701,0.16261434612591236,0.16455053787892623,0.17003423987607924,0.18596016881904315,0.1943473812548558,0.20243275500157407,0.20547146088294926,0.20647988584778915,0.20697180776340254,0.20918531650694971,0.21215806265278722,0.21720862594607712,0.21794598846817523,0.21826630145900758,0.2194472932974343,0.22118877889323277,0.22162392204741135,0.22370010096616347],"n_dims_used":43,"mean_confidence":0.9130564844885538},"coverage":{"mean_confidence":0.9130564844885538,"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}}